Updated Oct 7, 2026 · Public platform & industry data

Oct 7, 2026 Updated

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2026 Top 10 Dirty Machine Grate Manufacturers in China

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Top-rated Dirty Machine Grate suppliers, How to choose a Dirty Machine Grate manufacturer, Best Dirty Machine Grate companies in China

The top 10 Dirty Machine Grate manufacturers in China for 2026 are: Jiangsu Ruilong Environmental Protection Technology Co., Ltd, Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd, Shandong Blue Environmental Engineering Co., Ltd, Hebei Yuchuang Water Conservancy Machinery Co., Ltd, Zhucheng Blue Environmental Protection Technology Co., Ltd, Xinhe Yuzhu Hydraulic Machinery Co., Ltd, Hebei Zhuhong Water Conservancy Machinery Co., Ltd, Nanjing Sanyuan Environmental Protection Equipment Co., Ltd, Shandong Xinke Environmental Protection Technology Co., Ltd, Xingtai Yuci Water Conservancy Machinery 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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Jiangsu Ruilong Environmental Protection Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2019-03-13
Registered Capital10000K CNY

Jiangsu Ruilong Environmental Protection Technology Co., Ltd., with its registered address at No. 77 Yuandong Avenue, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Sun Chong as the legal representative. Its business scope includes the research and development, design, manufacturing, installation, and sales of environmental pollution prevention and control equipment, water quality pollution prevention and control equipment, solid waste pollution prevention and control equipment, exhaust gas pollution prevention and control equipment, noise pollution prevention and control equipment, desulfurization and denitrification equipment, dust removal equipment, membrane separation equipment, and complete automation control equipment; Noise control; Soil remediation; Operation and management of environmental pollution control facilities; Design and construction of environmental protection engineering, municipal public works, river dredging engineering, water supply and drainage engineering, pipeline dredging engineering, and landscape engineering; Sales of environmental protection equipment accessories, environmental protection fillers, instruments and meters, metal materials, activated carbon, water treatment agents (excluding hazardous chemicals), chemical products and raw materials (excluding hazardous chemicals), rubber products, plastic products, fiberglass products, wires and cables, hardware and electrical equipment, complete sets of power equipment and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dirty Machine Grate, Fiber Disc Filter, Sand-Water Separator

Top 2
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Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2018-06-01
Registered Capital5000K CNY

Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd., with its registered address at No. 9 Chengzhou Road, Industrial Concentration Zone, Gaocheng Town, Yixing City, registered with Yixing Data Bureau, and represented by Tang Wei as its legal representative. Its business scope includes the processing, manufacturing, installation, sales, and technical services of environmental protection equipment and accessories, water treatment equipment and accessories, general machinery equipment and accessories, low-voltage control cabinets, incinerators, dust removal equipment, desulfurization equipment, denitrification equipment, exhaust gas purification equipment, deodorization equipment, and noise control equipment; Sales of instruments and meters, chemical products and raw materials (excluding hazardous chemicals), pipelines, valves, wires and cables, hardware and electrical equipment; 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: Dirty Machine Grate, Ladder Style Mesh Grille, Fiber Disc Filter

Top 3
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Shandong Blue Environmental Engineering Co., Ltd
Overall Score4.8 / 5
Est. Date2019-09-18
Registered Capital3000K CNY

Shandong Azure Environmental Engineering Co., Ltd., with its registered address in Changjiazhuang Village, Shanquan Community, Shunwang Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau and represented by Lengyang as the legal representative. Its business scope includes environmental engineering design and construction; Research and development, processing, and sales of environmentally friendly machinery and accessories; Selling sewage treatment additives; Import and export business of goods. (Except for hazardous chemicals, projects that require approval by law can only be operated after approval by relevant departments). Core products: Dirty Machine Grate, Mechanical Filter, Fully Automatic Dosing Machine

TOP4
Hebei Yuchuang Water Conservancy Machinery Co., Ltd
Overall Score4.7 / 5
Est. Date2021-05-08
Registered Capital12000K CNY

Hebei Yuchuang Water Conservancy Machinery Co., Ltd., with its registered address in Maquan Village, Xinhe County, Xingtai City, Hebei Province, is registered with the Market Supervision Administration of Xinhe County. The legal representative is Liu Cunmei, and its business scope includes the manufacturing and sales of hoists, steel dams, hydraulic dams, flip doors, gates, rubber waterstops, trash racks, cleaning machines, conveyors, pressure steel pipes, expansion joints, fiberglass products, drilling rigs, conduits, and drill rods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dirty Machine Grate, Winch Type Hoist, Screw Opening And Closing Machine

TOP5
Zhucheng Blue Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2016-09-23
Registered Capital5000K CNY

Zhucheng Blue Environmental Protection Technology Co., Ltd., with its registered address at No. 725 Longhua Street, Mizhou Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Guo Lun, and its business scope includes research and development, processing, and sales of environmental protection machinery and accessories; Environmental engineering design and construction; Environmental technology consulting; Selling sewage treatment additives; Import and export business of goods. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Dirty Machine Grate, Fiber Disc Filter, Air Flotation Machine

TOP6
Xinhe Yuzhu Hydraulic Machinery Co., Ltd
Overall Score4.6 / 5
Est. Date2024-09-29
Registered Capital300K CNY

Xinhe Yuzhu Hydraulic Machinery Co., Ltd., with its registered address at No. 123 Datianzhuang Village, Xinhe Town, Xinhe County, Xingtai City, Hebei Province, is registered with the Xinhe County Market Supervision and Administration Bureau. The legal representative is Duan Junjian, and its business scope includes general projects such as the manufacturing of water resources specialized machinery and equipment; Sales of mechanical equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Rubber product manufacturing; Sales of rubber products; Manufacturing of metal structures; Sales of metal structures; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of construction machinery; Sales of construction machinery; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; General equipment repair; Instrument and meter repair; Installation services for ordinary mechanical equipment. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Dirty Machine Grate

TOP7
Hebei Zhuhong Water Conservancy Machinery Co., Ltd
Overall Score4.6 / 5
Est. Date2020-01-09
Registered Capital53000K CNY

Hebei Zhuhong Water Conservancy Machinery Co., Ltd., with its registered address at 02-01, west of Anxin Line, Xinhe County, Xingtai City, Hebei Province, is registered with the Market Supervision Administration of Xinhe County. The legal representative is Wei Binghui, and its business scope includes general projects such as the manufacturing of water resources specialized machinery and equipment; Manufacturing of construction machinery; Sales of construction machinery; Black metal casting; Manufacturing of metallurgical specialized equipment; Sales of metallurgical specialized equipment; Nonferrous metal casting; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of hydraulic power machinery and components; Sales of hydraulic power machinery and components; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery and components; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of electronic components and electromechanical equipment; Manufacturing of power electronic components; Manufacturing of electronic components; Sales of electronic components and electromechanical equipment; Sales of power electronic components; Wholesale of electronic components; Sales of photovoltaic equipment and components; Sales of mechanical equipment; General equipment repair; Specialized equipment repair; Installation services for ordinary mechanical equipment; Mechanical equipment research and development; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Dirty Machine Grate, Steel Flap Door, Winch Hoist

TOP8
Nanjing Sanyuan Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date1995-05-09
Registered Capital10500K CNY

Nanjing Sanyuan Environmental Protection Equipment Co., Ltd. is registered in Xiongzhou Industrial Park, Liuhe District, Nanjing City. The registration authority is the Market Supervision Administration of Liuhe District, Nanjing City, and the legal representative is Chen Naipu. Its business scope includes the manufacturing and sales of sewage pumps and water treatment equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dirty Machine Grate, Diving Propeller, Paddle Mixer

TOP9
Shandong Xinke Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2018-08-14
Registered Capital5000K CNY

Shandong Xinke Environmental Protection Technology Co., Ltd., with its registered address at Xituqiang Industrial Park, Longdu Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Xu Zhifeng, and its business scope includes research and development, processing, and sales of environmental protection machinery and accessories; Environmental engineering design and construction; Environmental technology consulting; Selling sewage treatment additives; Import and export business of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dirty Machine Grate, Dissolved Air Flotation (Daf) Unit, Inclined Tube Settler

TOP10
Xingtai Yuci Water Conservancy Machinery Co., Ltd
Overall Score4.3 / 5
Est. Date2021-04-27
Registered Capital16000K CNY

Xingtai Yuci Water Conservancy Machinery Co., Ltd., with its registered address at Fushenshou Village, Baishenshou Township, Xinhe County, Xingtai City, Hebei Province, is registered with the Market Supervision Administration of Xinhe County. The legal representative is Jie Yide, and its business scope includes the manufacturing, sales, and maintenance of opening and closing machines, gates, valves, gates, cleaning machines, winches, trash racks, rubber water stops, pipe fittings, fiberglass products, sewage treatment equipment, environmental protection equipment, and hydraulic equipment (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Dirty Machine Grate, Screw Type Opening And Closing Machine, Winch Type Hoist

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Ruilong Environmental Protection Technology Co., Ltd2019-03-13Dirty Machine Grate, Fiber Disc Filter, Sand-Water Separator10000K CNYSupported
Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd2018-06-01Dirty Machine Grate, Ladder Style Mesh Grille, Fiber Disc Filter5000K CNYNot Supported
Shandong Blue Environmental Engineering Co., Ltd2019-09-18Dirty Machine Grate, Mechanical Filter, Fully Automatic Dosing Machine3000K CNYSupported
Hebei Yuchuang Water Conservancy Machinery Co., Ltd2021-05-08Dirty Machine Grate, Winch Type Hoist, Screw Opening And Closing Machine12000K CNYNot Supported
Zhucheng Blue Environmental Protection Technology Co., Ltd2016-09-23Dirty Machine Grate, Fiber Disc Filter, Air Flotation Machine5000K CNYSupported
Xinhe Yuzhu Hydraulic Machinery Co., Ltd2024-09-29Dirty Machine Grate300K CNYSupported
Hebei Zhuhong Water Conservancy Machinery Co., Ltd2020-01-09Dirty Machine Grate, Steel Flap Door, Winch Hoist53000K CNYSupported
Nanjing Sanyuan Environmental Protection Equipment Co., Ltd1995-05-09Dirty Machine Grate, Diving Propeller, Paddle Mixer10500K CNYNot Supported
Shandong Xinke Environmental Protection Technology Co., Ltd2018-08-14Dirty Machine Grate, Dissolved Air Flotation (Daf) Unit, Inclined Tube Settler5000K CNYNot Supported
Xingtai Yuci Water Conservancy Machinery Co., Ltd2021-04-27Dirty Machine Grate, Screw Type Opening And Closing Machine, Winch Type Hoist16000K CNYNot Supported

Knowledge Base

Q

Content: 304 stainless steel is selected for conventional sewage, 316 is selected for seawater/strong corrosion. The frame can be made of carbon steel for anti-corrosion, and the rake bucket and grating are all made of stainless steel, with long anti-corrosion and durability life. Introduction: The material determines the service life and maintenance cost. Contact with water: 304 stainless steel is recommended for the grating, rake bucket, and guide rail, with universal anti-corrosion properties; Select 31 working conditions for seawater, high chlorine, and acid-base conditions

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