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Lanling, a professional manufacturer of stainless steel environmental sanitation equipment, has launched its brand-new long integrated stainless steel drainage trough, specially customized for slaughterhouses, meat processing plants, catering central kitchens and aquatic product cleaning workshops. This drainage channel is integrally formed with thickened 304 stainless steel plates, featuring outstanding corrosion resistance against meat blood, grease, cleaning disinfectants and salt water, avoiding rust and leakage in long-term humid environments. The internal multi-stage gradient filter grille design can intercept animal hair, food residues and solid debris to prevent pipeline blockage, while the detachable top cover plate brings convenient daily cleaning and waste pickup for workers. The overall sealed box structure effectively isolates peculiar smell and mosquitoes, complying with strict food hygiene and workshop sanitation inspection standards. The R&D team optimized the internal slope structure to ensure fast water flow without stagnant water after dozens of drainage simulation tests. Customizable total length, width and depth sizes are supported to match different workshop ground reconstruction projects. The seamless welding craft eliminates hidden dirt gaps and greatly reduces later maintenance frequency. Faced with growing overseas orders for food factory sanitation equipment, Lanling will expand its stainless steel sheet metal production line in Q4 2026. The enterprise will keep developing durable hygiene-grade drainage solutions to serve global food processing and livestock slaughter engineering contractors.

  Full-set Sewage Treatment Equipment Portfolio A complete set of water treatment facilities is launched to satisfy wastewater purification demands for municipal projects, chemical plants, breeding farms and industrial parks. The comprehensive product lineup includes Aeration System, Integrated Sewage Treatment Unit, Water Pump, Vertical Mixer, Sewage treatment equipment and submersible mixer. Covering sewage conveying, stirring aeration, solid-liquid separation and whole-process purification, these environmental devices deliver systematic water treatment solutions for global environmental protection contractors and industrial enterprises. Core Structure and Operational Advantages All sewage treatment equipment adopts corrosion-resistant alloy and anti-rust coating materials, adapting to high-acid and high-salinity sewage working conditions to extend service life. Sealed assembly structure prevents sewage leakage and odor diffusion, avoiding secondary environmental pollution. Optimized mechanical operation parameters lower energy consumption, cutting long-term operating costs of water treatment projects. Each device achieves targeted functional optimization. The aeration system outputs uniform oxygen flow to activate microbial decomposition and improve purification efficiency. Integrated sewage treatment units integrate multiple purification procedures, occupying less floor space and simplifying on-site installation. Matching water pumps feature stable water delivery pressure to guarantee continuous medium circulation. Vertical mixers and submersible mixers eliminate sediment deposition, realizing uniform sewage stirring and preventing pipeline blockage. Technical Service and Market Competitiveness The whole equipment series complies with international sewage discharge and environmental protection standards, passing professional waterproofing and pressure resistance tests. Manufacturers provide customized processing capacity, equipment size and process configuration services to fit on-site construction conditions. It supports one-stop services including scheme design, equipment debugging and operational training. Featuring low failure rate, easy maintenance and energy-saving performance, the full-range sewage treatment equipment reduces project investment risks. With reliable treatment effects and integrated supporting services, it gains wide recognition in the global environmental protection equipment industry.

Nanjing Blue Collar Environmental Technology Co., Ltd., a national high-tech enterprise with over 30 years of experience in environmental equipment manufacturing, has launched the CSB Submersible Solids Handling Pump for efficient conveyance of liquids containing debris, sludge, and other solid materials. This pump is designed for municipal wastewater treatment, industrial processing, and construction dewatering applications where reliable solids-handling capability is essential. The CSB pump features a hermetically sealed motor, robust impeller, and solids-handling casing that work together for efficient fluid and solids conveyance. The impeller design is optimized for handling solids of various sizes, preventing blockages and ensuring smooth operation even with abrasive materials. Constructed from durable materials, the pump withstands corrosive environments and delivers long-term stable performance. The submersible design allows for direct installation in wet wells, tanks, or pits, saving space and enabling continuous underwater operation. Key features include integrated lifting rings for easy installation and maintenance, a sealed electrical system for safety during submerged operation, and modular construction that facilitates quick part replacement and repairs, minimizing downtime. The pump also offers energy-efficient operation, achieving optimal pumping results with reduced power consumption. This product complements Blue Collar's comprehensive range of sewage treatment equipment, which includes aeration systems, vertical mixers, submersible mixers, and water pumps. The company also provides integrated sewage treatment units for decentralized applications such as rural communities and small industrial sites. All equipment is manufactured under ISO 9001 quality management standards and holds EU CE and RoHS certifications. Blue Collar's technical team offers non-standard customization services, adjusting power ratings, flow rates, and materials to meet specific project requirements. With a 15,000-square-meter production facility and a global sales network serving over 50 countries, the company provides on-site commissioning, operator training, and spare parts support from its Shanghai warehouse.

NANJING, China – Blue Collar Environmental Technology Co., Ltd. has introduced its high-efficiency surface aerator, a cutting-edge water treatment equipment designed to enhance oxygen transfer and improve water quality in wastewater treatment plants, aquaculture ponds, lakes, and industrial water reservoirs. This aeration system features a precision-engineered impeller that generates strong water circulation and fine air bubbles, significantly increasing air-water contact for rapid oxygen dissolution. The energy-efficient motor and optimized impeller design reduce power consumption while maximizing aeration performance. Constructed with robust corrosion-resistant materials, the aerator ensures long-term operation in diverse water environments with low-noise performance suitable for both urban and rural settings. As part of Blue Collar’s complete sewage treatment equipment line, this surface aerator complements vertical mixers, integrated sewage treatment units, water pumps, and submersible mixers. The company holds ISO 9001, EU CE, and RoHS certifications, serving over 50 countries worldwide including the United States, Germany, Japan, Australia, Brazil, and India.

NANJING, China – Blue Collar Environmental Technology Co., Ltd. has introduced its side entry through-wall mixer, a high-performance device engineered for efficient fluid agitation in chemical processing, wastewater treatment, pharmaceutical, and food processing industries. This vertical mixer alternative features a side-entry through-wall design that saves tank space and enables flexible installation in large vessels. The stainless steel impeller delivers strong mixing capability, ensuring uniform distribution of substances for chemical blending and sludge treatment. The corrosion-resistant construction withstands harsh environments, while the sealed mechanical design prevents liquid ingress into drive components. Modular construction allows easy maintenance and part replacement, minimizing downtime. As part of Blue Collar’s complete sewage treatment equipment line, this mixer complements aeration systems, integrated sewage treatment units, water pumps, and submersible mixers. The company holds ISO 9001, EU CE, and RoHS certifications, serving over 50 countries worldwide including the United States, Germany, Japan, Australia, Brazil, and India.

NANJING, China – Blue Collar Environmental Technology Co., Ltd. has introduced the BZP turntable aerator, a specialized equipment designed for efficient aeration in water treatment systems. This aeration system features a unique turntable design that enables uniform and extensive oxygen distribution in water bodies, effectively improving dissolved oxygen levels for biological processes. The aerator operates with high energy efficiency, reducing power consumption while achieving optimal aeration results. Constructed with durable, corrosion-resistant materials, it ensures long-term reliability in various water environments. The low-noise operation makes it suitable for both industrial and residential adjacent areas. The aerator is composed of multiple rotating discs with precision-engineered holes that create fine bubbles for maximum oxygen dissolution, incorporating a robust drive system for stable rotation. This sewage treatment equipment is ideal for municipal sewage treatment plants, industrial wastewater treatment facilities, aquaculture ponds, and landscape water bodies. Blue Collar also offers vertical mixers, integrated sewage treatment units, water pumps, and submersible mixers as part of its complete water treatment equipment portfolio.

NANJING, China – Blue Collar Environmental Technology Co., Ltd. has introduced its high-efficiency aeration system components alongside a customizable bar screen engineered for solid-liquid separation and filtration in municipal and industrial applications.   The customizable bar screen features a stainless steel frame and bar assembly with adjustable bar spacing to separate solids of different sizes. Its robust construction ensures durability and wear resistance in harsh operating environments. Corrosion-resistant materials guarantee longevity in wet or chemically active conditions, while the modular design allows for easy cleaning, maintenance, and part replacement.   This sewage treatment equipment is widely used in municipal wastewater treatment plants for removing large debris from influent water, as well as in industrial water treatment facilities for filtering solids in process water. Blue Collar’s comprehensive product line also includes aeration systems, vertical mixers, integrated sewage treatment units, water pumps, and submersible mixers. The company holds ISO 9001, EU CE, and RoHS certifications, serving over 50 countries worldwide.

NANJING, China – Blue Collar Environmental Technology Co., Ltd. introduces its jet aerator processing equipment, designed for efficient oxygen transfer and mixing in water and wastewater treatment processes. The jet aerator ensures sufficient oxygen supply for aerobic biological reactions while promoting uniform distribution of oxygen across treatment tanks. Featuring a conical nozzle and mixing chamber, the jet aerator creates a powerful suction effect to draw in air, achieving high oxygen transfer efficiency without complex mechanical components. The flanged design allows convenient installation in pipelines or treatment tanks. Constructed with corrosion-resistant materials, the equipment ensures durability in municipal and industrial wastewater environments. The jet aerator offers low energy consumption, simple structure, and easy maintenance, reducing operational complexity and downtime. It is widely used in municipal wastewater treatment plants for sludge activation, industrial wastewater treatment facilities for process water aeration, and aquaculture systems for increasing dissolved oxygen levels in fish ponds. As part of Blue Collar’s complete water treatment equipment lineup, the jet aerator complements submersible mixers, aeration systems, vertical mixers, and integrated sewage treatment units. For inquiries, visit www.llwatertreatment.com.

NANJING, China – Nanjing Blue Collar Environmental Technology Co., Ltd. introduces the QXB QFB self-priming submersible aerator, designed for efficient oxygen transfer and mixing in water and wastewater treatment. The unit features a submersible motor with radial blades that entrain air into water, achieving high oxygen transfer efficiency with low energy consumption. Built with corrosion-resistant materials and a sealed mechanical design, the aerator operates reliably in submerged conditions across municipal sewage plants, industrial wastewater facilities, and aquaculture ponds. Modular components allow easy maintenance and part replacement, minimizing downtime. The QXB QFB aerator supports sludge activation, biological degradation, and dissolved oxygen increase in fish ponds. It plays a key role in improving water quality and maintaining ecological balance. For inquiries, contact Nanjing Blue Collar Environmental at www.llwatertreatment.com.

NANJING, China – The first submersible mixer Blue Collar shipped in 1990 is reportedly still running in a Jiangsu plant. Thirty-six years later, the company now ships over 5,000 units annually to five continents. Nanjing Blue Collar Environmental Technology Co., Ltd. never intended to be famous. It just kept solving the same problem: keeping solids suspended in water without breaking down. That focus gave birth to its permanent magnet submersible mixer, which cuts energy use by nearly one third compared to conventional models. Today, the company’s integrated sewage treatment unit combines mixing, aeration, and pumping into one skid. The aeration system delivers 2.5 kgO₂ per kWh. The vertical mixer eliminates dead zones in oxidation ditches. The water pump handles solids up to 50mm without clogging. Four utility model patents protect key innovations: a new reducer, an adjustable mounting bracket, and a folded rear blade sealing structure. CE certified. RoHS compliant. Two-year warranty. Over 50 countries trust Blue Collar’s sewage treatment equipment, from the United States and Germany to Brazil and India. For inquiries, visit www.llwatertreatment.com.

Nanjing Blue Collar Environmental – Reliable Aeration Systems, Vertical Mixers, Integrated Sewage Treatment Units, Sewage Treatment Equipment, Water Pumps, and Submersible Mixers NANJING, China – Nanjing Blue Collar Environmental Technology Co., Ltd., established in 1989, is a national high-tech enterprise with over 30 years of expertise in environmental protection equipment manufacturing. Located in Nanjing Jiangbei New Area, the company operates a comprehensive ecosystem that includes a technical R&D center, production and manufacturing center, quality testing center, provincial-level maker space, and environmental incubator. The company's extensive product portfolio covers aeration systems, vertical mixers, integrated sewage treatment units, sewage treatment equipment, water pumps, and submersible mixers. Key products include standard, energy-saving, permanent magnet, and stainless steel submersible mixers, submersible flow promoters, MBBR media fluidization flow promoters, submersible return pumps, axial flow pumps, deep-water mixing aerators, centrifugal aerators, jet aerators, and various non-standard equipment such as bar screeners, shaftless screw conveyors, sludge scrapers, and sand-water separators. Blue Collar Environmental holds four utility model patents and has obtained ISO 9001 certification, EU CE Certification (Certificate No.: M.2025.206.C116609), and RoHS Directive Compliance Certification (Certificate No.: CE-4030-150425). Products are widely used in municipal sewage treatment, industrial wastewater purification (petrochemical, food, pharmaceutical, mining), aquaculture tailwater treatment, water reuse projects, and rural sewage disposal. With over 25 senior engineers in the R&D team and an annual output of over 5,000 units for core products, the company serves customers in more than 50 countries and regions, including the United States, Germany, the United Kingdom, Japan, Australia, Brazil, and India. Blue Collar Environmental provides a 2-year warranty and lifetime technical support for all products. Contact Information:Nanjing Blue Collar Environmental Technology Co., Ltd.Phone: +86 13669005556 (Please confirm if this is correct for Blue Collar)Website: http://www.llwatertreatment.com/Address: Nanjing Jiangbei New Area, China (Full address not provided in the text)

NANJING, China – A municipal sewage plant in Germany recently replaced its old agitators with Blue Collar's permanent magnet submersible mixers and cut electricity consumption by nearly a third. The equipment comes from Nanjing Blue Collar Environmental Technology Co., Ltd., a company that has been building sewage treatment equipment since 1989. Located in Nanjing Jiangbei New Area, Blue Collar manufactures aeration systems, vertical mixers, integrated sewage treatment units, water pumps, and submersible mixers. Its product line also includes submersible flow promoters, MBBR media fluidization mixers, deep-water aerators, centrifugal and jet aerators, and solid-liquid separation units such as bar screeners and sludge scrapers. The company holds four utility model patents covering a new reducer for water treatment, an adjustable mounting bracket, and a folded rear blade sealing structure. ISO 9001, EU CE, and RoHS certifications are in place. Annual output exceeds 5,000 units for core products, with large municipal orders completed in 30 to 45 working days. Blue Collar serves over 50 countries including the United States, Germany, Japan, Australia, Brazil, and India. A two-year warranty backs standard equipment with lifetime technical support. For inquiries, contact the foreign trade team at +86 18655169811 or visit www.llwatertreatment.com.

NANJING, China – Nanjing Blue Collar Environmental Technology Co., Ltd., established in 1989, is a national high-tech enterprise with over 30 years of expertise in environmental protection equipment manufacturing. The company specializes in submersible mixers, aeration systems, vertical mixers, water pumps, integrated sewage treatment units, and other sewage treatment equipment for municipal and industrial applications. Located in Nanjing Jiangbei National New Area, the company operates a 15,000-square-meter manufacturing facility with advanced CNC machining centers, automated welding robots, and laser cutting machines. Blue Collar Environmental holds ISO 9001, EU CE, and RoHS certifications, along with four utility model patents covering key technologies in mixers and sealing structures. The product portfolio includes standard, energy-saving, permanent magnet, and stainless steel submersible mixers, submersible flow promoters, MBBR media fluidization mixers, submersible return pumps, axial flow pumps, deep-water mixing aerators, centrifugal and jet aerators, paddle and helical mixers, as well as bar screeners, shaftless screw conveyors, sludge scrapers, and sand-water separators. With annual output exceeding 5,000 units for core products, the company serves customers in over 50 countries including the United States, Germany, the United Kingdom, Japan, Australia, Brazil, and India. Blue Collar Environmental remains committed to craftsmanship and technological innovation, providing reliable and efficient solutions for global water treatment and sustainable development.

NANJING, China – Nanjing Blue Collar Environmental Technology Co., Ltd., founded in 1989 and now a national high-tech enterprise, has spent over three decades perfecting its craft in environmental protection equipment manufacturing. Located in the Nanjing Jiangbei National New Area, the company operates a full-chain system covering R&D, production, quality testing, and industrial incubation. Blue Collar specializes in non-standard water treatment equipment for municipal sewage, industrial wastewater, aquaculture, and water reuse projects. Its comprehensive product portfolio includes submersible mixers (standard, energy-saving, permanent magnet, and stainless steel models), submersible flow promoters, MBBR media fluidization flow promoters, submersible return pumps, axial flow pumps, deep-water mixing aerators, centrifugal aerators, jet aerators, paddle mixers, frame mixers, hyperboloid mixers, side-entry mixers, bar screeners, shaftless screw conveyors, sludge scrapers, and sand-water separators. Holding ISO 9001, EU CE, and RoHS certifications along with four utility model patents, Blue Collar ensures reliable quality and global compliance. The company serves customers in over 50 countries including the United States, Germany, the United Kingdom, Japan, Australia, Brazil, and India. Guided by the philosophy of “Upholding Craftsmanship, Persisting in Technological R&D,” Blue Collar remains committed to delivering high-efficiency, energy-saving water treatment solutions and contributing to global sustainable development.

On March 26, the press conference and departure ceremony of the 2026 Jiangsu Provincial City Football League (Jiangsu Super League) Nanjing Division was held at Jinling STYLE Romantic Center. At the event, six small and micro enterprises selected through lottery from 560 applicants made their official debut, among which Nanjing Lanling Environment Technology Co., Ltd., a local enterprise in Ma’an Subdistrict, was successfully shortlisted as an official sponsor of the Nanjing Division, securing the right to display its brand in the 5th round match between Nanjing Team and Changzhou Team on May 2. The business selection of small and micro enterprises for the Nanjing Division of the Jiangsu Super League adheres to the principles of openness, transparency and fair competition, with the whole process supervised by a notary public. The selection aims to build a high-quality brand display platform for local small and micro enterprises, with a winning rate as low as 1.07%. Nanjing Lanling Environment Technology Co., Ltd. responded actively to the selection, carefully prepared relevant qualification materials and completed the application process, and finally won this precious cooperation opportunity through the public lottery. Founded in 1989 and located in Ma’an Mining Electromechanical Industrial Park, Nanjing Lanling Environment Technology Co., Ltd. is a high-tech enterprise integrating science, industry and trade, focusing on the R&D and production of water treatment mixing, flow pushing and aeration equipment. As a Specialized and New Small and Medium-sized Enterprise in Jiangsu Province and a national high-tech enterprise, the company has long adhered to the concept of "craftsmanship spirit + technological R&D", and has launched a series of high-quality products such as the Nezha series dual-energy-saving submersible mixer, which is 55% lighter and saves 42% to 60% energy compared with traditional equipment. In 2025, the company’s annual sales exceeded 40 million yuan, showing a steady development momentum. Yin Changbin, General Manager of Nanjing Lanling Environment Technology Co., Ltd., said that the company cherishes this hard-won opportunity very much. It will take this sponsorship as a starting point to bring the good image of Ma’an enterprises to a higher platform, show the vitality and style of local enterprises with the help of the communication power of the provincial-level event, and add glory to the hometown. In the future, the company will continue to adhere to its original aspiration, deepen its professionalism, actively fulfill its social responsibilities while strengthening its own strength, and contribute more to the high-quality development of Ma’an Subdistrict. It is reported that the Nanjing Division of the 2026 Jiangsu Super League has gathered 41 partners so far, covering various industries such as manufacturing, finance, education and training. The selection of small and micro enterprises not only injects new vitality into the event, but also builds a broader display platform for the development of local small and micro enterprises, realizing the win-win situation between sports events and real economy.

Recently, the result of the lottery for small and micro enterprise business selection of the 2026 Jiangsu Provincial City Football League (Jiangsu Super League) Nanjing Division has been released. After fierce competition among 560 registered enterprises, Nanjing Lanling Environment Technology Co., Ltd., a local enterprise in Ma’an Subdistrict, successfully stood out and is shortlisted as one of the six official sponsors, gaining a ticket to the high-profile sports IP platform. This is not only a cross-border integration of sports and commerce, but also a vivid example of local manufacturing enterprises in Ma’an Subdistrict embracing broader development opportunities.   1.07% Winning Rate! Ma’an Enterprise Secures Jiangsu Super League Ticket It is known that the small and micro enterprise business selection of the Jiangsu Super League Nanjing Division aims to build an open and fair brand display platform for high-quality local small and micro enterprises. The whole process is supervised by a notary public and conducted through public lottery. The winning rate is as low as 1.07%, making the selection full of randomness and challenges Since the release of the selection mechanism, Nanjing Lanling Environment Technology Co., Ltd. responded promptly, sorted out various qualification materials carefully, connected with the whole application process accurately, and made full preparations for the application. Finally, with good luck and adequate preparation, the enterprise successfully obtained the cooperation ticket in the lottery. After hearing the news, all staff of the enterprise were excited. This luck has enabled the environmental technology enterprise, which has been rooted in Ma’an Subdistrict for many years, to successfully rank among the high-profile and influential provincial sports event platform of Jiangsu Super League, achieving an important breakthrough in brand display. "I have always loved football. The original intention of participating in the selection is to support the local sports cause and fulfill the responsibility of an enterprise," said Yin Changbin, General Manager of the enterprise. "At the same time, we hope to show the good image of Ma’an enterprises with the help of a high-level platform like Jiangsu Super League, let more people know our strength and style, and build a broader exchange and display bridge for the enterprise." Annual Sales Exceed 40 Million Yuan! Strong Strength Consolidates Development Foundation   Founded in 1989, Nanjing Lanling Environment Technology Co., Ltd. is located in Ma’an Mining Electromechanical Industrial Park. As a local enterprise rooted in Ma’an, Lanling Environment has long focused on the research and development and production of water treatment mixing, flow pushing and aeration (mechanical) equipment, and is one of the well-known integrated suppliers in the industry. Since its establishment, the enterprise has been adhering to the concept of "craftsmanship spirit + technological research and development" and deeply engaged in the environmental protection field for many years. From motor design, reducer manufacturing to comprehensive product testing and finished product delivery, the enterprise benchmarks advanced domestic and international standards in every link, striving to make products more stable, durable and energy-saving. To meet the diverse market demands, the enterprise has launched the "Thirteen Great Protectors" series of products including Nezha, Jinzha, Muzha, Shuizha, Huozha, Tuzha and Wukong. Among them, the Nezha series dual-energy-saving submersible mixer is known as an "energy-saving expert" in the field of sewage treatment. Compared with traditional equipment, its weight is reduced by 55%, and the energy saving rate reaches 42% to 60%. The investment cost can be recovered through electricity cost savings in about one year, and it has won wide market recognition with excellent quality. At the end of 2025, the enterprise was successfully awarded the title of Jiangsu Provincial Specialized, Sophisticated, Unique and New Enterprise with solid technical strength and profound industry accumulation. In 2025, the enterprise’s annual sales exceeded 40 million yuan, showing a steady development momentum. To continuously enhance core competitiveness, the enterprise has long carried out industry-university-research cooperation with Nanjing University, Nanjing University of Science and Technology, Hohai University and other universities to tackle technical problems and optimize product performance. Its products have been rated as high-quality suppliers by large domestic environmental protection platforms such as Beijing Enterprises Water Group, China Energy Conservation and Environmental Protection Group, OriginWater and Daqing Oilfield Water Company. Solid performance has consolidated its development foundation and added full confidence for its debut on the Jiangsu Super League platform. Leveraging Jiangsu Super League! Ma’an Enterprise Adds Glory to Hometown For Nanjing Lanling Environment Technology Co., Ltd., the successful selection into the business selection of the Nanjing Division of the Jiangsu Super League is not only an opportunity for brand display, but also an important starting point to expand development space and move towards long-term development. Facing this hard-won luck, the enterprise cherishes it very much. Yin Changbin stated that the enterprise will take this opportunity to bring the good image of Ma’an enterprises to a higher platform, show the vitality and demeanor of local enterprises with the help of the communication power of provincial-level events, and add glory to the hometown. In the future, the enterprise will continue to adhere to its original aspiration, deepen its professionalism, and while strengthening itself, actively fulfill its social responsibilities and contribute more to the high-quality development of Ma’an Subdistrict.

Nanjing Blue Collar Environmental Technology Co., Ltd., established in 1989, has spent more than three decades building a comprehensive portfolio of water treatment equipment for municipal and industrial applications. Operating from a 15,000-square-meter facility in Nanjing Jiangbei New Area, the company combines in-house R&D, precision manufacturing, and quality testing to deliver non-standard equipment across the full treatment chain. The company’s product range covers mixing, aeration, fluid conveying, and solid-liquid separation. Mixing and flow-promoting equipment includes submersible mixers in standard, energy-saving, permanent magnet, and stainless steel configurations, along with submersible flow promoters and MBBR media fluidization units. These are designed to eliminate dead zones in anaerobic and aerobic tanks, with permanent magnet models reducing energy consumption by 20 to 30 percent compared to conventional motors. Aeration equipment spans deep-water mixing aerators, centrifugal aerators, and jet aerators. Deep-water units operate at depths up to 50 meters with oxygen transfer rates reaching 2.5 kilograms per kilowatt-hour, while centrifugal aerators serve shallow tanks and open basins with air flow rates up to 20 cubic meters per minute. Jet aerators feature no underwater moving parts, making them suitable for small-scale and rural treatment systems. Fluid conveying equipment includes submersible return pumps handling solids up to 50 millimeters in diameter and axial flow pumps with flow rates up to 5,000 cubic meters per hour for low-lift, high-volume applications. Solid-liquid separation equipment rounds out the portfolio with bar screeners achieving 95 percent screening efficiency, shaftless screw conveyors for viscous sludge, bridge and chain-type sludge scrapers, and sand-water separators for grit removal. Blue Collar holds four utility model patents covering a new reducer for water treatment, an optimized submersible mixer design, an adjustable mounting bracket, and a folded rear blade sealing structure. The company’s quality system includes 72-hour continuous operation trials, hydraulic efficiency testing, and corrosion resistance verification using 96-hour salt spray tests. All products are built with 304 or 316L stainless steel for corrosive environments, carbon steel with epoxy coating for general applications, or engineering plastics for lightweight requirements. Customization options include power ratings from 0.37 to 110 kilowatts, flow rates up to 5,000 cubic meters per hour, and water depths from 1 to 50 meters. With ISO 9001, CE, and RoHS certifications, the company serves clients across municipal wastewater plants, industrial facilities, aquaculture operations, and water reuse projects. Its after-sales network provides on-site commissioning, operator training, and spare parts delivery from a Shanghai-based warehouse.

Nanjing Blue Collar Environmental Technology Co., Ltd., established in 1989, has announced its comprehensive capabilities in designing and manufacturing advanced water treatment equipment for municipal and industrial applications worldwide. Operating from its headquarters in Nanjing Jiangbei New Area, the company integrates research and development, precision manufacturing, quality testing, and industry incubation under one roof, serving clients across more than fifty countries. The company's extensive product portfolio encompasses the full spectrum of water treatment processes, with specialized equipment for mixing, aeration, fluid conveying, and solid-liquid separation. Core offerings include submersible mixers available in standard, energy-saving, permanent magnet, and stainless steel configurations, engineered to eliminate dead zones in anaerobic and aerobic tanks while reducing energy consumption by twenty to thirty percent compared to conventional designs. These mixers handle water depths from one to fifty meters with power ratings from zero point three seven to seventy-five kilowatts. For flow promotion applications, Blue Collar produces submersible flow promoters and MBBR media fluidization flow promoters that ensure uniform circulation in large-volume tanks and oxidation ditches. The JBJ and JBK series feature optimized blade designs that prevent media sedimentation and improve mass transfer efficiency in MBBR process wastewater treatment projects. The company's aeration equipment line includes deep-water mixing aerators, centrifugal aerators, and jet aerators designed to achieve oxygen transfer rates up to two point five kilograms per kilowatt-hour. Deep-water mixing aerators integrate mixing and aeration functions for applications from five to fifty meters depth, while centrifugal aerators provide large air supply for shallow water and open tanks. Jet aerators offer simple construction with no underwater moving parts, ideal for rural sewage and small industrial wastewater treatment. For fluid conveying requirements, Blue Collar manufactures submersible return pumps and axial flow pumps featuring anti-clogging impellers that handle solids up to fifty millimeters in diameter. These pumps serve sludge return systems, wastewater lifting stations, and large-scale fluid transportation with flow rates up to five thousand cubic meters per hour. The company's solid-liquid separation and sludge treatment equipment includes bar screeners with screening efficiency exceeding ninety-five percent, shaftless screw conveyors that prevent clogging when handling viscous sludge, sludge scrapers for sedimentation tanks, and sand-water separators achieving sand separation efficiency above ninety-five percent. "Our manufacturing heritage spans more than three decades, during which we have witnessed and participated in the evolution of China's environmental protection industry," said Mr. Yin, owner of Blue Collar Environmental. "From submersible mixers for biological treatment to complete aeration systems for oxygen transfer, we deliver equipment that combines advanced technology with reliable performance." Blue Collar holds four utility model patents covering critical components including a new reducer for water treatment that enhances transmission efficiency, a new submersible mixer optimizing mixing performance, an adjustable mounting bracket improving installation flexibility, and a folded rear blade with sealing structure that prevents leakage. The company invests eight percent of annual sales revenue in research and development, focusing on energy-saving technologies, intelligent IoT integration, and eco-friendly materials. All products undergo rigorous testing at the company's quality center, including hydraulic efficiency verification, corrosion resistance evaluation, noise measurement, and seventy-two hour continuous operation trials before shipment. Blue Collar maintains ISO 9001 quality management certification, EU CE certification, and RoHS compliance, ensuring products meet international standards for performance, safety, and environmental responsibility. The company's 15,000-square-meter manufacturing center is equipped with CNC machining centers achieving accuracy within plus or minus zero point zero one millimeters, automated welding robots with precision of plus or minus zero point five millimeters, laser cutting machines operating at speeds up to ten meters per minute, and comprehensive testing stations for product validation. Blue Collar's technical team provides non-standard customization services, adjusting equipment parameters including power ratings from zero point three seven to one hundred ten kilowatts, flow rates from ten to five thousand cubic meters per hour, water depths from one to fifty meters, and materials ranging from carbon steel with epoxy coating to three hundred sixteen liter stainless steel for corrosive environments. The company serves municipal wastewater treatment plants, industrial facilities, aquaculture operations, and environmental engineering contractors worldwide, with dedicated account management and rapid spare parts delivery from its global warehouse network.

Nanjing Blue Collar Environmental Technology Co., Ltd., a national high-tech enterprise with over thirty years of specialized experience in environmental equipment manufacturing, has announced significant technological advancements in its comprehensive line of water treatment solutions. Operating from its headquarters in Nanjing Jiangbei New Area, the company serves municipal and industrial clients across more than fifty countries with innovative equipment for wastewater processing, water reuse, and environmental protection. The company's expanded product portfolio features high-performance submersible mixers engineered for efficient fluid circulation in anaerobic and aerobic treatment tanks. Available in standard, energy-saving, permanent magnet, and stainless steel configurations, these mixers deliver uniform mixing while reducing energy consumption by twenty to thirty percent compared to conventional designs. The vertical mixer series provides reliable operation for applications requiring precise control of fluid dynamics in various tank geometries and depths. For aeration requirements, Blue Collar produces advanced aeration systems including deep-water mixing aerators, centrifugal aerators, and jet aerators that achieve oxygen transfer rates up to two point five kilograms per kilowatt-hour. These systems support efficient aerobic biochemical reactions in municipal sewage plants, industrial wastewater facilities, and aquaculture operations, maintaining dissolved oxygen levels above eight milligrams per liter under varying load conditions. The company's integrated sewage treatment units offer compact, decentralized solutions for rural communities, small industrial sites, and remote facilities requiring reliable wastewater processing. These prefabricated systems combine mixing, aeration, clarification, and disinfection functions within single units, simplifying installation and reducing on-site construction requirements. The broader category of sewage treatment equipment includes bar screeners, shaftless screw conveyors, sludge scrapers, and sand-water separators that address solid-liquid separation and sludge handling throughout the treatment process. For fluid conveying applications, Blue Collar manufactures water pumps including submersible return pumps and axial flow pumps capable of handling solids up to fifty millimeters in diameter. These pumps feature anti-clogging impeller designs and corrosion-resistant materials suitable for sludge return, wastewater transfer, and large-volume circulation in treatment plants and irrigation systems. "Our equipment integrates patented technologies including optimized reducer designs and advanced sealing structures that enhance reliability in demanding environments," said a company representative. "From submersible mixers for biological treatment to complete aeration systems for oxygen transfer, we provide solutions that improve efficiency and reduce operational costs for our global partners." All products undergo rigorous testing at the company's quality center, including hydraulic efficiency verification, corrosion resistance evaluation, and seventy-two hour continuous operation trials. Blue Collar holds ISO 9001 quality management certification, EU CE certification, and RoHS compliance, ensuring products meet international standards for performance, safety, and environmental responsibility. The company's technical team provides customized solutions for specific applications, adjusting equipment parameters including power ratings from zero point three seven to one hundred ten kilowatts, flow rates up to five thousand cubic meters per hour, and materials ranging from carbon steel with epoxy coating to three hundred sixteen liter stainless steel for corrosive environments. Blue Collar Environmental invites engineering firms, municipal authorities, and industrial operators to explore its integrated approach to water treatment equipment and system design.

Nanjing Blue Collar Environmental Technology Co., Ltd., a national high-tech enterprise with over 30 years of expertise in environmental protection equipment, has announced the expansion of its comprehensive product line featuring aeration systems, submersible mixers, vertical mixers, water pumps, integrated sewage treatment units, and specialized sewage treatment equipment. Since its establishment in 1989, the company has become a trusted partner for municipal and industrial wastewater projects across more than 50 countries. Headquartered in Nanjing Jiangbei New Area, Blue Collar Environmental operates a 15,000-square-meter manufacturing center equipped with CNC machining, automated welding robots, and precision testing facilities. The company's product portfolio covers the entire water treatment process, with core offerings including energy-efficient aeration systems that achieve oxygen transfer rates up to 2.5 kgO₂/kWh, and submersible mixers featuring permanent magnet motor technology that reduces energy consumption by 20-30% compared to traditional models. The vertical mixer series delivers uniform mixing and circulation in anaerobic and aerobic tanks, eliminating dead zones and improving treatment efficiency. For fluid conveying applications, Blue Collar's water pumps—including submersible return pumps and axial flow pumps—handle solids up to 50mm with anti-clogging impeller designs. The company's integrated sewage treatment units provide compact, decentralized solutions for rural sewage and small-scale applications, while the broader sewage treatment equipment range includes bar screeners, shaftless screw conveyors, and sand-water separators for complete solid-liquid separation. All products are ISO 9001 certified and comply with EU CE and RoHS standards, with key components sourced from international brands such as Siemens, SKF, and Burgmann. The company holds four utility model patents covering reducer technology, mixer design, and sealing structures, demonstrating its commitment to continuous innovation. "We combine decades of manufacturing heritage with cutting-edge R&D to deliver reliable, energy-efficient equipment that meets the evolving needs of global water treatment," said a company representative. "From aeration systems to submersible mixers and integrated treatment units, we provide end-to-end solutions backed by comprehensive after-sales support." Blue Collar Environmental serves municipal wastewater treatment plants, industrial facilities, aquaculture operations, and environmental engineering contractors worldwide, with dedicated account management and rapid spare parts delivery from its global warehouse network.