Updated Oct 9, 2026 · Public platform & industry data

Oct 9, 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, Jiangsu Xianglv Environmental Protection Technology Co., Ltd, Weifang Qiande Environmental Protection Equipment Co., Ltd, Jizhou District Zhaoyu Water Conservancy Machinery Factory, Nanjing Blue Collar Environmental Equipment Co., Ltd, Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd, Shandong Blue Environmental Engineering Co., Ltd, Xintai Water Conservancy Machinery Factory in Xinhe County, Xinhe Zetai Hydraulic Machinery Co., Ltd, Denghui Hydraulic Machinery Factory, Xinhe County. 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, Underground Integrated Sewage Treatment Equipment, Stacked Screw Sludge Dewatering Machine

Top 2
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Jiangsu Xianglv Environmental Protection Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2017-04-26
Registered Capital10000K CNY

Jiangsu Xianglv Environmental Protection Technology Co., Ltd., with its registered address in Chengxi Village, Gaocheng Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Liu Jingjing as its legal representative. Its business scope includes research and development of environmental protection technology; Manufacturing, sales, installation, and commissioning of environmental protection machinery and accessories, air pollution prevention and control equipment, water treatment equipment and accessories; Sales of instruments and meters, fiberglass products, plastic products, water treatment agents (excluding hazardous chemicals), metal materials, hardware and electrical appliances, wires and cables, chemical products and raw materials (excluding hazardous chemicals); 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, Belt Filter Press,

Top 3
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Weifang Qiande Environmental Protection Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2017-07-27
Registered Capital3000K CNY

Weifang Qiande Environmental Protection Equipment Co., Ltd. is registered in Chejiagou Village, Yeyuan Town, Linqu County, Weifang City, Shandong Province. The registration authority is Linqu County Market Supervision Administration Bureau, and the legal representative is Feng Yumei. The business scope includes the manufacturing, sales, and installation of environmental protection equipment, water treatment equipment, filtration equipment, mining machinery equipment and accessories; Environmental engineering design and construction; Processing and sales of rubber and plastic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dirty Machine Grate, Transmission Scraper, Mechanical Grating

TOP4
Jizhou District Zhaoyu Water Conservancy Machinery Factory
Overall Score4.7 / 5
Est. Date2014-09-29
Registered Capital-

Zhaoyu Water Conservancy Machinery Factory in Jizhou District, Hengshui City, with its registered address in Gaotianzhuang Village, Xiwang Town, Jizhou District. The registration authority is Jizhou District Market Supervision and Administration Bureau, and the legal representative is Gao Zhao. Its business scope includes the production, sales, and installation of opening and closing machines, gates, trash cans, hydraulic dams, steel dams, flap doors, drainage machinery, valves, and plugs; Anticorrosion engineering construction, environmental protection equipment, overweight machine, axial flow pump, rubber waterstop, closed cell foam board, polysulfide adhesive, geotextile, and geotextile sales. Core products: Dirty Machine Grate, Integrated Machine Gate, Stacked Beam Door

TOP5
Nanjing Blue Collar Environmental Equipment Co., Ltd

No.1 Nanjing Mining Electromechanical Industrial Park (within Ma'an Town, Liuhe District)

Overall Score4.7 / 5
Est. Date2011-08-18
Registered Capital5100K CNY

Nanjing Blue Collar Environmental Equipment Co., Ltd., located at No.1 Nanjing Mining and Electrical Industry Park (within Ma'an Town, Liuhe District), was established on August 18, 2011. The registration authority is the Market Supervision Administration of Liuhe District, Nanjing City, and the legal representative is Yin Changcheng. Core products: Dirty Machine Grate, Diving Propeller, Mbbr Packing Pusher

TOP6
Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2023-12-27
Registered Capital3000K CNY

Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd., with its registered address located 200 meters north of Hujialou Steel Market in Zhucheng Economic Development Zone, Weifang City, Shandong Province, is registered with Zhucheng Market Supervision and Administration Bureau. The legal representative is Li Zhiqian, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of environmental emergency technology equipment; Sales of environmental emergency technical equipment; Sales of specialized chemical products (excluding hazardous chemicals); Environmental consulting services; Import and export of goods. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering design; 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, Scraping And Suction Mud Machine, Filter - Cyclone Sand Setter

TOP7
Shandong Blue Environmental Engineering Co., Ltd
Overall Score4.6 / 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, Submersible Mixer, Microfiltration Machine

TOP8
Xintai Water Conservancy Machinery Factory in Xinhe County

No. 89, Nanzhanghua Village, Xinhe Town, Xinhe County, Xingtai City, Hebei Province

Overall Score4.6 / 5
Est. Date2018-03-09
Registered Capital10000K CNY

Xintai Water Conservancy Machinery Factory, located at No. 89, Nanzhanghua Village, Xinhe Town, Xinhe County, Xingtai City, Hebei Province, was established on March 9, 2018. The registration authority is Xinhe County Market Supervision and Administration Bureau, and the legal representative is Li Shijing. Core products: Dirty Machine Grate, Hydraulic Steel Dam, Hoist

TOP9
Xinhe Zetai Hydraulic Machinery Co., Ltd
Overall Score4.5 / 5
Est. Date2020-04-13
Registered Capital5600K CNY

Xinhe Zetai Hydraulic Machinery Co., Ltd. is located on the south side of Beihuan Road and the east side of Sanmu Cellulose in Xinhe County, Xingtai City, Hebei Province. It was established on April 13, 2020, with the registration authority of Xinhe County Market Supervision Administration and the legal representative being Li Meng. Core products: Dirty Machine Grate, Damen Gate, Bar Screen

TOP10
Denghui Hydraulic Machinery Factory, Xinhe County

Gezhaozhuang Village, Xinhe County, Xingtai City, Hebei Province

Overall Score4.3 / 5
Est. Date2021-11-12
Registered Capital1000K CNY

Xinhe County Denghui Hydraulic Machinery Factory, located in Gezhaozhuang Village, Xinhe County, Xingtai City, Hebei Province, was established on November 12, 2021. The registration authority is the Xinhe County Market Supervision Administration, and the legal representative is Zheng Jianhui. Core products: Dirty Machine Grate, Cast Iron Flap Door, Screw Opening And Closing Machine

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Ruilong Environmental Protection Technology Co., Ltd2019-03-13Dirty Machine Grate, Underground Integrated Sewage Treatment Equipment, Stacked Screw Sludge Dewatering Machine10000K CNYSupported
Jiangsu Xianglv Environmental Protection Technology Co., Ltd2017-04-26Dirty Machine Grate, Belt Filter Press, 10000K CNYSupported
Weifang Qiande Environmental Protection Equipment Co., Ltd2017-07-27Dirty Machine Grate, Transmission Scraper, Mechanical Grating3000K CNYSupported
Jizhou District Zhaoyu Water Conservancy Machinery Factory2014-09-29Dirty Machine Grate, Integrated Machine Gate, Stacked Beam Door-Supported
Nanjing Blue Collar Environmental Equipment Co., Ltd2011-08-18Dirty Machine Grate, Diving Propeller, Mbbr Packing Pusher5100K CNYNot Supported
Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd2023-12-27Dirty Machine Grate, Scraping And Suction Mud Machine, Filter - Cyclone Sand Setter3000K CNYSupported
Shandong Blue Environmental Engineering Co., Ltd2019-09-18Dirty Machine Grate, Submersible Mixer, Microfiltration Machine3000K CNYSupported
Xintai Water Conservancy Machinery Factory in Xinhe County2018-03-09Dirty Machine Grate, Hydraulic Steel Dam, Hoist10000K CNYSupported
Xinhe Zetai Hydraulic Machinery Co., Ltd2020-04-13Dirty Machine Grate, Damen Gate, Bar Screen5600K CNYNot Supported
Denghui Hydraulic Machinery Factory, Xinhe County2021-11-12Dirty Machine Grate, Cast Iron Flap Door, Screw Opening And Closing Machine1000K 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