Updated Sep 15, 2026 · Public platform & industry data

Sep 15, 2026 Updated

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2026 Top 10 Water Cap Manufacturers in China

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Top-rated Water Cap suppliers, How to choose a Water Cap manufacturer, Best Water Cap companies in China

The top 10 Water Cap manufacturers in China for 2026 are: Yixing Weiya Environmental Protection Packing Factory, Yixing Sumeng Environmental Protection Packing Co., Ltd, Zhengzhou Renquan Environmental Protection Technology Co., Ltd, Yixing Qingxi Environmental Protection Packing Co., Ltd, Yixing Shengquan Water Treatment Equipment Co., Ltd, Jiangsu Jixiang Environmental Protection Technology Co., Ltd, Beijing Weiyuan Environmental Protection Technology Co., Ltd, Yixing Boyu Environmental Protection Equipment Co., Ltd, Henan Longzheng Water Treatment Materials Co., Ltd, Dezhou Pinxing Air Conditioning Equipment Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Yixing Weiya Environmental Protection Packing Factory
Overall Score4.9 / 5
Est. Date2010-03-30
Registered Capital5000K CNY

Yixing Weiya Environmental Protection Packing Factory, with its registered address at No. 278 Ezhou South Road, Heqiao Town, Yixing City, registered with the Yixing Administrative Approval Bureau, and represented by Yang Junwei as its legal representative. Its business scope includes the manufacturing and sales of environmental protection fillers and water treatment equipment; Sales of environmental protection equipment and accessories; Design and construction of environmental protection projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Water Cap, Elastic Filler, Short Stem Filter Head

Top 2
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Yixing Sumeng Environmental Protection Packing Co., Ltd
Overall Score4.7 / 5
Est. Date2016-04-22
Registered Capital2000K CNY

Yixing Sumeng Environmental Protection Filling Co., Ltd., with its registered address at No. 20 Nanxin East Road, Xiyuzhong Village, Heqiao Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Tang Junhong. Its business scope includes the sales of environmental protection filling materials, environmental protection accessories, and fiberglass products; Processing and sales of plastic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Water Cap, Ball Ring Packing, Filler

Top 3
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Zhengzhou Renquan Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2020-03-05
Registered Capital7000K CNY

Zhengzhou Renquan Environmental Protection Technology Co., Ltd., with its registered address at No.1 Chuangye Road, Beishankou Town, Gongyi City, Zhengzhou City, Henan Province, is registered with the Gongyi Market Supervision Administration Bureau and represented by Shi Xiaojie. Its business scope includes the production and sale of water treatment fillers and water purification materials; Sales: chemical products (excluding hazardous chemicals), pipeline fittings, environmental protection equipment and spare parts; Environmental engineering construction; Environmental protection technology services; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval).. Core products: Water Cap, Powdered Activated Carbon, Fine Bubble Diffuser

TOP4
Yixing Qingxi Environmental Protection Packing Co., Ltd
Overall Score4.6 / 5
Est. Date1998-07-03
Registered Capital12000K CNY

Yixing Qingxi Environmental Protection Filling Co., Ltd., registered in Gaocheng Town Industrial Concentration Zone, Yixing City, with the registration authority of Yixing Data Bureau and the legal representative of Zhang Chuanliang, operates licensed projects including power generation, transmission, and power supply (distribution) (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General project: sales of sealing filling materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of plastic products; Sales of plastic products; Sales of specialized chemical products (excluding hazardous chemicals); Sales of non-metallic minerals and products (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Water Cap, Dynamic Aerator, Elastic Filler

TOP5
Yixing Shengquan Water Treatment Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2010-09-16
Registered Capital5800K CNY

Yixing Shengquan Water Treatment Equipment Co., Ltd., with its registered address located on the south side of Gaocheng Road, Yongxing Village, Heqiao Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Shen Linyan. Its business scope includes licensed projects such as power generation, transmission, and power supply (distribution); Construction projects (projects that require approval by law and can only be operated after approval by relevant departments, with specific business projects subject to approval results) General projects: Manufacturing of specialized environmental protection equipment; Sales of specialized equipment for environmental protection; Manufacturing of specialized machinery and equipment for water resources; Sales of mechanical equipment; Manufacturing of plastic products; Sales of plastic products; Sales of rubber products; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Mechanical parts and component processing; Sales of mechanical parts and components; Installation services for ordinary mechanical equipment; Environmental consulting services; Engineering management services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Rental services (excluding licensed rental services); Non residential real estate leasing (except for projects that require approval according to law, operating activities can be carried out independently based on the business license in accordance with the law). Core products: Water Cap, Filler, Filter Head And Cap

TOP6
Jiangsu Jixiang Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2012-08-02
Registered Capital38000K CNY

Jiangsu Jixiang Environmental Protection Technology Co., Ltd., with its registered address at No. 2 Huahui Road, Industrial Park, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Shao Youle as its legal representative. Its business scope includes licensed projects such as construction projects; Construction project design; Construction professional operations (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results) General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Industrial design services; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of household waste treatment equipment; Sales of household waste treatment equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of metal structures; Sales of metal structures; Manufacturing of electrical accessories; Sales of electrical accessories; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of metal chains and other metal products; Sales of metal products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Installation services for ordinary mechanical equipment; Sales of non-metallic minerals and products; Sales of glass fiber reinforced plastic products; Sales of specialized chemical products (excluding hazardous chemicals); Sales of sealing fillers; Sales of ecological environment materials; Sales of instruments and meters; Import and export of goods; Technology import and export; Import and export agency (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Water Cap, Releaser, Dosing

TOP7
Beijing Weiyuan Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2017-11-16
Registered Capital10000K CNY

Beijing Weiyuan Environmental Protection Technology Co., Ltd., with its registered address at Room 203, South Building, No.1 Xingqiao Street, Qiaozi Town, Huairou District, Beijing, is registered with the Huairou District Market Supervision Administration of Beijing. The legal representative is Sun Songfeng, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Water pollution control; Sales of non-metallic minerals and products; Manufacturing of non-metallic mineral products; Manufacturing of ecological environment materials; Sales of ecological environment materials; Air pollution control; Sales of plastic products; Sales of metal products; Sales of specialized equipment for environmental protection; External contracting projects; Labor services (excluding labor dispatch); Specialized equipment repair; Installation services for ordinary mechanical equipment; General equipment repair. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Construction labor subcontracting. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) (Business activities that are prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Water Cap, Water Treatment Chemicals, Water Treatment Filter Media

TOP8
Yixing Boyu Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2010-12-20
Registered Capital28800K CNY

Yixing Boyu Environmental Protection Equipment Co., Ltd. is registered at Room 127, Building 16, Environmental Protection City, Gaocheng Town, Yixing City. The registration authority is the Yixing Administrative Approval Bureau, and the legal representative is Gu Ximei. The business scope includes the manufacturing, sales, installation, and technical consulting services of environmental protection equipment and accessories, water treatment equipment and accessories, water purification equipment, automation control equipment, noise control equipment, anaerobic equipment, air flotation equipment, and sludge treatment equipment; Research and development of environmental protection equipment technology; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Water Cap, Taf Aerated Biological Filter, High-Efficiency Sedimentation Tank

TOP9
Henan Longzheng Water Treatment Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2017-02-09
Registered Capital5000K CNY

Henan Longzheng Water Treatment Materials Co., Ltd., with its registered address in Shijing Village, Jiajinkou Town, Gongyi City, is registered with the Gongyi Market Supervision and Administration Bureau. The legal representative is Wei Zhengguang, and its business scope includes the production of fiber balls and fiber bundles; Distribution: Fiber balls, fiber bundles, activated carbon, anthracite filter media, magnetite, sponge iron, polyacrylamide, polyaluminum chloride, water purification fillers, honeycomb inclined tubes, diamond sand, zeolite, vermiculite, fruit shell filter media, quartz sand, refractory materials, chemical products (excluding dangerous goods); Sales and after-sales service of water purification equipment and accessories.. Core products: Water Cap, Powdered Activated Carbon, Honeycomb Inclined Tube

TOP10
Dezhou Pinxing Air Conditioning Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2017-10-13
Registered Capital18880K CNY

Dezhou Pinxing Air Conditioning Equipment Co., Ltd. is registered at the east end of Zhongyuan Street, Luquan Tun Town, Wucheng County, Dezhou City, Shandong Province. The registration authority is the Market Supervision Administration of Wucheng County, and the legal representative is Cui Baoqing. Its business scope includes central air conditioning end products, ventilation equipment and accessories, fiberglass products, aluminum alloy products, fire exhaust equipment, purification air conditioning equipment, dust removal equipment, air ducts and high and low voltage electrical equipment (except for those restricted or prohibited by the state), mechanical and electrical equipment processing, sales, installation and maintenance. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Water Cap, Louver Hood, Stainless Steel Side Wall Fan

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Yixing Weiya Environmental Protection Packing Factory2010-03-30Water Cap, Elastic Filler, Short Stem Filter Head5000K CNYNot Supported
Yixing Sumeng Environmental Protection Packing Co., Ltd2016-04-22Water Cap, Ball Ring Packing, Filler2000K CNYNot Supported
Zhengzhou Renquan Environmental Protection Technology Co., Ltd2020-03-05Water Cap, Powdered Activated Carbon, Fine Bubble Diffuser 7000K CNYSupported
Yixing Qingxi Environmental Protection Packing Co., Ltd1998-07-03Water Cap, Dynamic Aerator, Elastic Filler12000K CNYNot Supported
Yixing Shengquan Water Treatment Equipment Co., Ltd2010-09-16Water Cap, Filler, Filter Head And Cap5800K CNYSupported
Jiangsu Jixiang Environmental Protection Technology Co., Ltd2012-08-02Water Cap, Releaser, Dosing38000K CNYNot Supported
Beijing Weiyuan Environmental Protection Technology Co., Ltd2017-11-16Water Cap, Water Treatment Chemicals, Water Treatment Filter Media10000K CNYSupported
Yixing Boyu Environmental Protection Equipment Co., Ltd2010-12-20Water Cap, Taf Aerated Biological Filter, High-Efficiency Sedimentation Tank28800K CNYSupported
Henan Longzheng Water Treatment Materials Co., Ltd2017-02-09Water Cap, Powdered Activated Carbon, Honeycomb Inclined Tube5000K CNYNot Supported
Dezhou Pinxing Air Conditioning Equipment Co., Ltd2017-10-13Water Cap, Louver Hood, Stainless Steel Side Wall Fan18880K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of water caps, it is recommended to prioritize checking product specifications such as filtration accuracy, material corrosion resistance, and connection methods to ensure compatibility with existing water treatment systems.
  • Water caps are widely used in industrial filtration, sewage treatment, and other scenarios. When purchasing, gap or borehole structures can be selected based on specific scenario requirements to balance flow and interception efficiency.
  • When selecting suppliers, reference can be made to product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information, and priority should be given to selecting partners with stable supply capabilities.
  • Water caps made of different materials (such as ABS or stainless steel) are suitable for different acidic and alkaline environments, and their long-term durability should be evaluated based on the characteristics of the medium when purchasing.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs