Updated Sep 10, 2026 · Public platform & industry data

Sep 10, 2026 Updated

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2026 Top 10 Internal Inlet Grille Manufacturers in China

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Top-rated Internal Inlet Grille suppliers, How to choose a Internal Inlet Grille manufacturer, Best Internal Inlet Grille companies in China

The top 10 Internal Inlet Grille manufacturers in China for 2026 are: Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd, Jiangsu Xianglv Environmental Protection Technology Co., Ltd, Dezhou Dingyue Environmental Protection Technology Co., Ltd, Jiangsu Hengwei Environmental Protection Equipment Co., Ltd, Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd, Shandong Blue Environmental Engineering Co., Ltd, Nanjing Lanao Environmental Protection Equipment Co., Ltd, Yixing Changshui Environmental Protection Technology Co., Ltd, Nanjing Lanjiang Pump Industry Co., Ltd, Wuxi Blue Water Environmental Protection 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 Operation and Maintenance Environmental Protection Equipment Co., Ltd
Overall Score4.9 / 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: Internal Inlet Grille, Ladder Style Mesh Grille, Fiber Disc Filter

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: Internal Inlet Grille, Silo, Conversion Grille

Top 3
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Dezhou Dingyue Environmental Protection Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2017-07-17
Registered Capital10800K CNY

Dezhou Dingyue Environmental Protection Technology Co., Ltd., registered at Antai Road, Ande Street, Lingcheng District, Dezhou City, Shandong Province (Workshop 7 of Dezhou Junda Machinery Co., Ltd.), registered with the Market Supervision Administration of Lingcheng District, Dezhou City, with Li Chenglong as the legal representative. Its business scope includes research and development, production, sales, and after-sales service of environmental protection equipment; Environmental protection engineering design and construction; Sales of water treatment agents (excluding hazardous chemicals); Sales of mechanical components, metal parts, and dust and smoke prevention treatment equipment; Import and export business of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Internal Inlet Grille, Spiral Press, Internal Flow Rotary Drum Microfilter

TOP4
Jiangsu Hengwei Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2011-01-19
Registered Capital58000K CNY

Jiangsu Hengwei Environmental Protection Equipment Co., Ltd., with its registered address at 159 Wanyuan Road, Wanshi Town, Yixing City, is registered with the Yixing Administrative Approval Bureau and represented by Chen Luwei as its legal representative. Its business scope includes licensed projects such as construction projects; Construction engineering design (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results) General project: Manufacturing of specialized environmental protection equipment; Sales of specialized equipment for environmental protection; Environmental consulting services; Development of intelligent water management system; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engineering and technical research and experimental development; Technology promotion and application services; Municipal facility management; Construction of landscaping and greening projects; Construction of earthwork engineering; Sales of metal products; Manufacturing of metal products for safety and firefighting purposes; Sales of mechanical and electrical equipment; Installation services for ordinary mechanical equipment; Specialized equipment repair; Sales of mechanical parts and components; Wholesale of hardware products; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Non residential real estate leasing; 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: Internal Inlet Grille, Reciprocating Mud Scraper, Magnetic Coagulation Sedimentation Tank

TOP5
Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd
Overall Score4.7 / 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: Internal Inlet Grille, Air Flotation Machine, Spiral Press

TOP6
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: Internal Inlet Grille, Mechanical Filter, Fully Automatic Dosing Machine

TOP7
Nanjing Lanao Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2010-01-22
Registered Capital52000K CNY

Nanjing Lanao Environmental Protection Equipment Co., Ltd., with its registered address at No. 10 Tengfei Road, Xiongzhou Industrial Zone, Liuhe District, Nanjing City, is registered with the Market Supervision Administration of Liuhe District, Nanjing City. The legal representative is Yang Xiaocai, and its business scope includes licensed projects such as construction projects; Road freight transportation (excluding dangerous goods); Power generation business, transmission business, and power supply (distribution) business (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 project: Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Specialized equipment repair; Wastewater treatment and its recycling; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Manufacturing of forgings and powder metallurgy products; Sales of forgings and powder metallurgy products; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Manufacturing of specialized machinery and equipment for water resources; Installation services for ordinary mechanical equipment; Sales of mechanical equipment; Mechanical equipment leasing; Mechanical equipment research and development; Maintenance of electronic and mechanical equipment (excluding special equipment); Electrical equipment repair; General equipment repair; Repair of metal products; Housing rental; Non residential real estate leasing; Land use right leasing; 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: Internal Inlet Grille, Axial Flow Pump, Submersible Mixer

TOP8
Yixing Changshui Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2012-07-20
Registered Capital3000K CNY

Yixing Changshui Environmental Protection Technology Co., Ltd., registered at Room 110, Building 24, China Yixing International Environmental Protection City, No. 66 Far East Avenue, Gaocheng Town, Yixing City, registered with Yixing Data Bureau, with Lu Libing as the legal representative. Its business scope includes technical research, development, design, manufacturing, and sales of environmental pollution prevention and control equipment and environmental water treatment equipment; Sales of fiberglass products, plastic products, steel, and environmentally friendly accessories; 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: Internal Inlet Grille, Internal Inlet Grille, Drum Grille

TOP9
Nanjing Lanjiang Pump Industry Co., Ltd
Overall Score4.4 / 5
Est. Date2013-04-23
Registered Capital18000K CNY

Nanjing Lanjiang Pump Industry Co., Ltd., with its registered address at No. 18 Xinyu Road, Hengliang Street, Liuhe District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Liuhe District, Nanjing City. The legal representative is Lv Jinzhu, and its business scope includes general projects such as sales of gears, gear reducers, and gearboxes; Manufacturing of gears, gear reducers, and gearboxes; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of bearings, gears, and transmission components; Manufacturing of bearings, gears, and transmission components; Manufacturing of specialized machinery and equipment for water resources; Manufacturing of underwater systems and operational equipment; Sales of underwater systems and operational equipment; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Environmental consulting services; Mechanical parts and component processing; Sales of mechanical parts and components; Sales of mechanical equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of household waste treatment equipment; Manufacturing of sludge treatment equipment (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: Internal Inlet Grille, Frame Mixer, Fountain Aerator

TOP10
Wuxi Blue Water Environmental Protection Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2016-09-05
Registered Capital2010K CNY

Wuxi Blue Water Environmental Protection Equipment Co., Ltd., registered at 4-2121 Wanhui Commercial Plaza, Yanqiao Street, Huishan District, Wuxi City, with the administrative approval bureau of Huishan District and Wang Ruiliang as the legal representative. Its business scope includes the sales and maintenance of environmental protection equipment, water treatment equipment, household appliances, and spare parts; Construction of environmental protection projects (operated with valid qualification certificates). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Internal Inlet Grille, Spiral Press, Drum Grille

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Yixing Operation and Maintenance Environmental Protection Equipment Co., Ltd2018-06-01Internal Inlet Grille, Ladder Style Mesh Grille, Fiber Disc Filter5000K CNYNot Supported
Jiangsu Xianglv Environmental Protection Technology Co., Ltd2017-04-26Internal Inlet Grille, Silo, Conversion Grille10000K CNYSupported
Dezhou Dingyue Environmental Protection Technology Co., Ltd2017-07-17Internal Inlet Grille, Spiral Press, Internal Flow Rotary Drum Microfilter10800K CNYSupported
Jiangsu Hengwei Environmental Protection Equipment Co., Ltd2011-01-19Internal Inlet Grille, Reciprocating Mud Scraper, Magnetic Coagulation Sedimentation Tank58000K CNYNot Supported
Shandong Chuanzhiyuan Environmental Protection Technology Co., Ltd2023-12-27Internal Inlet Grille, Air Flotation Machine, Spiral Press3000K CNYSupported
Shandong Blue Environmental Engineering Co., Ltd2019-09-18Internal Inlet Grille, Mechanical Filter, Fully Automatic Dosing Machine3000K CNYSupported
Nanjing Lanao Environmental Protection Equipment Co., Ltd2010-01-22Internal Inlet Grille, Axial Flow Pump, Submersible Mixer52000K CNYSupported
Yixing Changshui Environmental Protection Technology Co., Ltd2012-07-20Internal Inlet Grille, Internal Inlet Grille, Drum Grille3000K CNYSupported
Nanjing Lanjiang Pump Industry Co., Ltd2013-04-23Internal Inlet Grille, Frame Mixer, Fountain Aerator18000K CNYSupported
Wuxi Blue Water Environmental Protection Equipment Co., Ltd2016-09-05Internal Inlet Grille, Spiral Press, Drum Grille2010K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of internal inlet mesh grilles, it is recommended to prioritize confirming key technical parameters such as gap width, treatment flow rate, and corrosion resistance, which directly affect separation efficiency in wastewater treatment or industrial filtration scenarios.
  • When selecting suppliers, reference can be made to standards such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support. Such enterprises can usually provide more stable equipment supply and technical support.
  • In scenarios such as municipal sewage treatment or food industry, the material selection of the internal inflow mesh grille should be based on the characteristics of the medium. For example, stainless steel is suitable for highly corrosive environments, while carbon steel is more suitable for conventional working conditions.
  • In actual procurement, attention should be paid to the industry application cases of suppliers, such as successful project experiences in paper mills or chemical plants, which can indirectly reflect the adaptability of equipment to complex working 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