Updated Sep 11, 2026 · Public platform & industry data

Sep 11, 2026 Updated

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2026 Top 10 Copper Gate Manufacturers in China

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Top-rated Copper Gate suppliers, How to choose a Copper Gate manufacturer, Best Copper Gate companies in China

The top 10 Copper Gate manufacturers in China for 2026 are: Hebei Dequn Water Conservancy Machinery Co., Ltd, Hebei Shengyu Hydraulic Machinery Co., Ltd, Beiyuan Water Conservancy Machinery Factory in Xinhe County (sole proprietorship), Xinhe County Jinyinuo Hydraulic Machinery Co., Ltd, Hebei Yuchuang Water Conservancy Machinery Co., Ltd, Denghui Hydraulic Machinery Factory, Xinhe County, Zhejiang Lianggao Valve Co., Ltd, Minggong Water Conservancy Machinery Co., Ltd., Xinhe County, Xingtai Yuheng Water Conservancy Machinery Co., Ltd, Hebei Maojiang 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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Hebei Dequn Water Conservancy Machinery Co., Ltd
Overall Score4.9 / 5
Est. Date2012-03-13
Registered Capital30000K CNY

Hebei Dequn Water Conservancy Machinery Co., Ltd., registered in Fuxingzhuang Village, Xinhe County (north of Baishen Substation on Anxin Line), with the registration authority of Xinhe County Market Supervision Administration and the legal representative of Zhao Huiqiang. Its business scope includes the manufacturing, sales, and installation of hoists, gates, cleaning machines, air closing plates, waterstops, conveyors, and geomembranes (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Copper Gate, Winch Hoist, Screw Opening And Closing Machine

Top 2
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Hebei Shengyu Hydraulic Machinery Co., Ltd
Overall Score4.8 / 5
Est. Date2006-03-29
Registered Capital50000K CNY

Hebei Shengyu Hydraulic Machinery Co., Ltd., registered in Yingtai Village, Ningjin County, with the registration authority of Ningjin County Market Supervision Administration and the legal representative of Li Jianhao, engages in the production, sales, installation, and maintenance of hoisting machines, gates, steel dams, conveying equipment, environmental protection complete sets of equipment, valves, trash racks, cleaning machines, rubber water stops, pressure steel pipes, water pumps, and grilles; Production and sales of intelligent integrated valves, automated measurement and control devices, cranes, gantry cranes, stainless steel gates, hydraulic dams, hinge dams, air shield dams, segmented throttling dams, flap doors, and Bacher slots; Water conservancy and hydropower engineering, municipal public works, anti-corrosion engineering, construction; Manufacturing and installation, anti-corrosion and maintenance of hydraulic metal structures; Sales of complete hydraulic equipment, lifting equipment, rubber products, polystyrene foam board, canal anti-seepage plastic film, geotextile, geomembrane, high and low voltage power distribution equipment, motors, cables, wires, bridge supports, bridge expansion joints, low voltage water pipelines, glass fiber reinforced plastic products (business activities can only be carried out after the approval of relevant departments for projects that need to be approved according to law)**. Core products: Copper Gate, Rotary Cleaning Machine, Winch Type Hoist

Top 3
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Beiyuan Water Conservancy Machinery Factory in Xinhe County (sole proprietorship)
Overall Score4.8 / 5
Est. Date2025-12-25
Registered Capital2000K CNY

Beiyuan Water Conservancy Machinery Factory (sole proprietorship) in Xinhe County, Xingtai City, Hebei Province, with its registered address at No. 231 Zhangzhuan Village, Gaosong, Xinhe Town, Xinhe County. The registration authority is the Market Supervision Administration of Xinhe County, and the legal representative is Geng Xiaolin. 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; Manufacturing of mechanical and electrical equipment; Rubber product manufacturing; Sales of rubber products; Specialized equipment repair; General equipment repair; 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: Copper Gate, Winch Hoist, Screw Opening And Closing Machine

TOP4
Xinhe County Jinyinuo Hydraulic Machinery Co., Ltd
Overall Score4.7 / 5
Est. Date2019-08-20
Registered Capital10000K CNY

Xinhe Jinyinuo Hydraulic Machinery Co., Ltd. is located in Xingqiukou Village, Xinhe County, Xingtai City, Hebei Province. It was established on August 20, 2019, with the registration authority of Xinhe County Market Supervision Administration and the legal representative being Song Shifu. Core products: Copper Gate, Cast Iron Circular Gate, Steel Laminated Beam Gate

TOP5
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: Copper Gate, Round Gate, Winch Type Hoist

TOP6
Denghui Hydraulic Machinery Factory, Xinhe County

Gezhaozhuang Village, Xinhe County, Xingtai City, Hebei Province

Overall Score4.6 / 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: Copper Gate, Steel Dam Gate, Cast Iron Flap Door

TOP7
Zhejiang Lianggao Valve Co., Ltd
Overall Score4.6 / 5
Est. Date2002-11-21
Registered Capital16000K CNY

Zhejiang Lianggao Valve Co., Ltd., registered at Dongou Industrial Zone, Jiangbei Street, Yongjia County, Zhejiang Province (Zhejiang Lianggao Valve Co., Ltd.), registered with the Yongjia County Market Supervision Administration, with Jiang Wei as the legal representative. Its business scope includes general projects: manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of hardware products; Retail of hardware products; Manufacturing of hydraulic power machinery and components; Sales of hydraulic power machinery and components; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery and components; Sales of metal products; General equipment manufacturing (excluding special equipment manufacturing); 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). Licensed project: Manufacturing of special equipment (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).. Core products: Copper Gate, Ventilation Butterfly Valve Series, Lgz Series

TOP8
Minggong Water Conservancy Machinery Co., Ltd., Xinhe County
Overall Score4.6 / 5
Est. Date2023-07-03
Registered Capital8180K CNY

Xinhe Minggong Water Conservancy Machinery Co., Ltd., with its registered address in Datianzhuang Village, Xinhe County, Xingtai City, Hebei Province, is registered with the Xinhe County Market Supervision Administration Bureau and represented by Shen Fengxia. Its business scope includes general projects such as the manufacturing of 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 glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Rubber product manufacturing; Sales of rubber products; Manufacturing of daily miscellaneous goods; Sales of daily miscellaneous goods; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of metal structures; Sales of metal structures; Manufacturing of plastic products; Sales of plastic products; Sealing component manufacturing; Sales of seals; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; Instrument and meter repair; Operation of wires and cables; General equipment repair; Installation services for ordinary mechanical equipment; Electrical equipment repair. (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: Copper Gate, Regulating Hydraulic Flap Gate, Steel Dam

TOP9
Xingtai Yuheng Water Conservancy Machinery Co., Ltd
Overall Score4.5 / 5
Est. Date2025-06-25
Registered Capital3000K CNY

Xingtai Yuheng Water Conservancy Machinery Co., Ltd. is located at No. 50 Gezhaozhuang Village, Xinhe Town, Xinhe County, Xingtai City, Hebei Province. It was established on June 25, 2025, with the registration authority of Xinhe County Market Supervision Administration and the legal representative being Wang Heng. Core products: Copper Gate, Winch Hoist, Plastic Flap Door

TOP10
Hebei Maojiang Water Conservancy Machinery Co., Ltd
Overall Score4.3 / 5
Est. Date2023-06-30
Registered Capital8880K CNY

Hebei Maojiang Water Conservancy Machinery Co., Ltd., with its registered address in Datianzhuang Village, Xinhe County, Xingtai City, Hebei Province, is registered with the Market Supervision Administration of Xinhe County. The legal representative is Zhai Xiangmeng, 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; Manufacturing of metal materials; Sales of metal products; Manufacturing of daily miscellaneous goods; Sales of daily miscellaneous goods; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of plastic products; Sales of plastic products; Rubber product manufacturing; Sales of rubber products; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of instruments and meters; Sales of instruments and meters; Instrument and meter repair; Operation of wires and cables; General equipment repair; Electrical equipment 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: Copper Gate, Trash Rack, Steel Gate

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Dequn Water Conservancy Machinery Co., Ltd2012-03-13Copper Gate, Winch Hoist, Screw Opening And Closing Machine30000K CNYSupported
Hebei Shengyu Hydraulic Machinery Co., Ltd2006-03-29Copper Gate, Rotary Cleaning Machine, Winch Type Hoist50000K CNYNot Supported
Beiyuan Water Conservancy Machinery Factory in Xinhe County (sole proprietorship)2025-12-25Copper Gate, Winch Hoist, Screw Opening And Closing Machine2000K CNYSupported
Xinhe County Jinyinuo Hydraulic Machinery Co., Ltd2019-08-20Copper Gate, Cast Iron Circular Gate, Steel Laminated Beam Gate10000K CNYNot Supported
Hebei Yuchuang Water Conservancy Machinery Co., Ltd2021-05-08Copper Gate, Round Gate, Winch Type Hoist12000K CNYNot Supported
Denghui Hydraulic Machinery Factory, Xinhe County2021-11-12Copper Gate, Steel Dam Gate, Cast Iron Flap Door1000K CNYNot Supported
Zhejiang Lianggao Valve Co., Ltd2002-11-21Copper Gate, Ventilation Butterfly Valve Series, Lgz Series16000K CNYNot Supported
Minggong Water Conservancy Machinery Co., Ltd., Xinhe County2023-07-03Copper Gate, Regulating Hydraulic Flap Gate, Steel Dam8180K CNYNot Supported
Xingtai Yuheng Water Conservancy Machinery Co., Ltd2025-06-25Copper Gate, Winch Hoist, Plastic Flap Door3000K CNYNot Supported
Hebei Maojiang Water Conservancy Machinery Co., Ltd2023-06-30Copper Gate, Trash Rack, Steel Gate8880K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of copper gates, it is recommended to prioritize confirming key technical parameters such as gate thickness, sealing performance, and corrosion resistance level to ensure that they match the actual pressure requirements of hydraulic engineering or industrial pipelines.
  • Copper gates are commonly used in sewage treatment plants, reservoir flood discharge, and other scenarios. When purchasing, the coating process or alloy composition should be selected according to the differences in water corrosiveness.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • When evaluating the specifications of copper gates, it is necessary to consider the installation space limitations and pay attention to the impact of gate size and driving mode (such as manual/electric) on on-site adaptability.

Knowledge Base

Q

Bidirectional waterproof cast iron inlaid copper gate is a type of gate widely used in hydraulic engineering. The following is a detailed introduction to it: 1、 Definition and purpose Bidirectional waterproof cast iron inlaid copper gate, as the name suggests, is a type of gate with bidirectional waterproof function. It is mainly made of cast iron material and embedded with copper components in key parts to enhance its sealing and wear resistance.

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