Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 2026 Updated

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2026 Top 10 Polyurethane Sponge Filler Manufacturers in China

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Top-rated Polyurethane Sponge Filler suppliers, How to choose a Polyurethane Sponge Filler manufacturer, Best Polyurethane Sponge Filler companies in China

The top 10 Polyurethane Sponge Filler manufacturers in China for 2026 are: Yixing Weiya Environmental Protection Packing Factory, Jiangsu Nantai Environmental Protection Packing Co., Ltd, Nanjing Baisheng Environmental Protection New Materials Co., Ltd, Yixing Qingxi Environmental Protection Packing Co., Ltd, Yixing Sumeng Environmental Protection Packing Co., Ltd, Gongyi Deke Water Purification Materials Co., Ltd, Wuxi Hengyi Taihua Environmental Protection Technology Co., Ltd, Jiangsu Jixiang Environmental Protection Technology Co., Ltd, Henan Jiufeng Water Treatment Co., Ltd, Henan Fubang Environmental Protection Purification 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: Polyurethane Sponge Filler, Pipe Aerator Accessories, Short Stem Filter Head

Top 2
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Jiangsu Nantai Environmental Protection Packing Co., Ltd
Overall Score4.7 / 5
Est. Date2010-05-25
Registered Capital10600K CNY

Jiangsu Nantai Environmental Protection Filling Co., Ltd., registered at No. 18 Zhongqiao Road, Gaocheng Town, Yixing City, with the registration authority of Yixing Data Bureau and the legal representative of Du Shunming, has a business scope including general projects: sales of plastic products; Manufacturing of plastic products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of mechanical equipment; General equipment manufacturing (excluding special equipment manufacturing); Ordinary mechanical equipment installation services (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Polyurethane Sponge Filler, Sand-Water Separator, Integrated Sewage Treatment

Top 3
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Nanjing Baisheng Environmental Protection New Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2016-11-18
Registered Capital5000K CNY

Nanjing Baisheng Environmental Protection New Materials Co., Ltd., with its registered address at Room 3201, Building D1, No. 9 Kechuang Avenue, Zhongshan Science and Technology Park, Jiangbei New District, Nanjing, is registered with the Administrative Approval Bureau of Nanjing Jiangbei New District Management Committee. The legal representative is Liu Xiaojun, and its business scope includes general projects such as sales of ecological environment materials; Environmental consulting services; Sales of plastic products; Internet sales (except for the sale of goods that need to be licensed); Sales of daily necessities; Sponge product sales; Real estate brokerage; Import and export of goods (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: Polyurethane Sponge Filler, Wood Pulp Cotton

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: Polyurethane Sponge Filler, Ball Ring Packing, Single Pore Membrane Aerator

TOP5
Yixing Sumeng Environmental Protection Packing Co., Ltd
Overall Score4.6 / 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: Polyurethane Sponge Filler, Ball Ring Packing, Elastic Filler

TOP6
Gongyi Deke Water Purification Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2018-03-14
Registered Capital8000K CNY

Gongyi Deke Water Purification Materials Co., Ltd., with its registered address in Xipo Village, Shecun Town, Gongyi City, is registered with the Gongyi Market Supervision Administration Bureau. The legal representative is Yang Xiaonan, and its business scope includes general projects: manufacturing of specialized chemical products (excluding hazardous chemicals); Manufacturing of ecological environment materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized chemical products (excluding hazardous chemicals); Sales of specialized equipment for environmental protection; Fertilizer sales; Air pollution control; Water pollution control; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Environmental consulting services; Technology import and export; Import and export of goods (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: Polyurethane Sponge Filler, Pine Bark, Activated Alumina

TOP7
Wuxi Hengyi Taihua Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2016-04-11
Registered Capital1800K CNY

Wuxi Hengyi Taihua Environmental Protection Technology Co., Ltd., registered at Far East Avenue, Gaocheng Town, Yixing City, with the administrative approval bureau of Yixing City and Wang Huajun as the legal representative, engages in technical research, development, design, manufacturing, processing, installation, and sales of environmental protection equipment, softened water equipment, mining machinery equipment and accessories, ultrafiltration equipment, reverse osmosis equipment, and exhaust gas purification equipment; Design and construction of environmental protection projects; Operation and management of environmental pollution control facilities; Sales of environmental water treatment equipment accessories, electrical equipment and accessories, wires and cables, metal materials, plastic products, fiberglass products, chemical products and raw materials (excluding hazardous chemicals); 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: Polyurethane Sponge Filler, Filler For Sewage Treatment, Biological Rope Type Filling Material

TOP8
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: Polyurethane Sponge Filler, Reverse Osmosis Equipment, Acid Mist Absorber

TOP9
Henan Jiufeng Water Treatment Co., Ltd
Overall Score4.4 / 5
Est. Date2022-12-09
Registered Capital10580K CNY

Henan Jiufeng Water Treatment Co., Ltd., with its registered address at Group 5, Hangou Village, Jiajinkou Town, Gongyi City, Zhengzhou City, Henan Province, is registered with the Gongyi Market Supervision and Administration Bureau. The legal representative is Li Shaolin, and its business scope includes general projects such as water pollution control; Manufacturing of specialized chemical products (excluding hazardous chemicals); Manufacturing of ecological environment materials; Production of chemical products (excluding licensed chemical products); Manufacturing of specialized equipment for environmental protection; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of non-metallic minerals and products; Sales of metal ores (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: Polyurethane Sponge Filler, Sulfur Autotrophic Filter Material, Deodorant

TOP10
Henan Fubang Environmental Protection Purification Co., Ltd
Overall Score4.4 / 5
Est. Date2015-04-17
Registered Capital1000K CNY

Henan Fubang Environmental Protection Purification Co., Ltd., with its registered address at No. 105 Dufu Road, Dufu Road Street, Gongyi City, Zhengzhou City, Henan Province, is registered with the Gongyi Market Supervision and Administration Bureau. The legal representative is Li Haojie, and its business scope includes the production and sales of water treatment fillers, water treatment filter materials, environmental protection equipment, aerators, and accessories; Sales: water purification materials, chemical products (excluding hazardous chemicals), metal products, hardware molds, hardware accessories, fiberglass products; Environmental engineering construction; Construction of municipal public works; Construction of river and lake remediation projects; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval).. Core products: Polyurethane Sponge Filler, Three Dimensional Mesh Packing, Fiber Bundle

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Yixing Weiya Environmental Protection Packing Factory2010-03-30Polyurethane Sponge Filler, Pipe Aerator Accessories, Short Stem Filter Head5000K CNYNot Supported
Jiangsu Nantai Environmental Protection Packing Co., Ltd2010-05-25Polyurethane Sponge Filler, Sand-Water Separator, Integrated Sewage Treatment10600K CNYSupported
Nanjing Baisheng Environmental Protection New Materials Co., Ltd2016-11-18Polyurethane Sponge Filler, Wood Pulp Cotton5000K CNYNot Supported
Yixing Qingxi Environmental Protection Packing Co., Ltd1998-07-03Polyurethane Sponge Filler, Ball Ring Packing, Single Pore Membrane Aerator12000K CNYNot Supported
Yixing Sumeng Environmental Protection Packing Co., Ltd2016-04-22Polyurethane Sponge Filler, Ball Ring Packing, Elastic Filler2000K CNYNot Supported
Gongyi Deke Water Purification Materials Co., Ltd2018-03-14Polyurethane Sponge Filler, Pine Bark, Activated Alumina8000K CNYSupported
Wuxi Hengyi Taihua Environmental Protection Technology Co., Ltd2016-04-11Polyurethane Sponge Filler, Filler For Sewage Treatment, Biological Rope Type Filling Material1800K CNYNot Supported
Jiangsu Jixiang Environmental Protection Technology Co., Ltd2012-08-02Polyurethane Sponge Filler, Reverse Osmosis Equipment, Acid Mist Absorber38000K CNYNot Supported
Henan Jiufeng Water Treatment Co., Ltd2022-12-09Polyurethane Sponge Filler, Sulfur Autotrophic Filter Material, Deodorant10580K CNYSupported
Henan Fubang Environmental Protection Purification Co., Ltd2015-04-17Polyurethane Sponge Filler, Three Dimensional Mesh Packing, Fiber Bundle1000K CNYSupported

Purchasing Guide

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

  • When selecting polyurethane sponge fillers for supply, it is recommended that enterprises match specific application requirements based on key technical parameters such as density, pore size, and rebound rate, such as biological carriers in wastewater treatment or buffering materials in industrial equipment.
  • When selecting suppliers, priority should be given to product matching, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information. These indicators help screen stable and reliable partners.
  • Polyurethane sponge packing is commonly used for gas distribution and filtration in waste gas treatment towers. When purchasing, attention should be paid to its chemical corrosion resistance and structural stability under long-term use.
  • For application scenarios that require high porosity, such as aquaculture biofilters, it is recommended to verify the specific surface area and membrane hanging effect of the packing material based on the measured data provided by the supplier.

Knowledge Base

Q

  1. Rich porosity, large specific surface area, conducive to the proliferation and growth of microbial communities on its surface, and occupying a small area. 2. Combining physical adsorption with positive and negative charge attraction, it has good hydrophilicity and high biological activity, making it a highly effective biological filler with fast membrane formation rate; 3. The filling holes are interconnected, with large pores and few dead zones, making it less likely to cause blockage.

Q

Polyurethane hydrophilic sponge filler has a wide range of uses: as a biofilm carrier and deep filtration material in water treatment; Purification of water quality and improvement of eutrophication in aquaculture and ecological restoration;

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