Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 2026 Updated

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2026 Top 10 Circular Gate Manufacturers in China

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

The top 10 Circular Gate manufacturers in China for 2026 are: Hebei Zhonghao Machinery Manufacturing Co., Ltd, Hebei Dequn Water Conservancy Machinery Co., Ltd, Hebei Mengshui Water Conservancy Machinery Co., Ltd, Dongyuan Water Conservancy Machinery Factory, Xinhe County, Xinhe County North Water Conservancy Machinery Factory, Denghui Hydraulic Machinery Factory, Xinhe County, Xinhe Yuzhu Hydraulic Machinery Co., Ltd, Beiyuan Water Conservancy Machinery Factory in Xinhe County (sole proprietorship), Xinhe County Jinyinuo Hydraulic Machinery Co., Ltd, Minggong Water Conservancy Machinery Co., Ltd., 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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Hebei Zhonghao Machinery Manufacturing Co., Ltd
Overall Score4.9 / 5
Est. Date2016-06-02
Registered Capital21000K CNY

Hebei Zhonghao Machinery Manufacturing Co., Ltd. is registered in Lilou Village, Qiqiao Town, Botou City, Cangzhou City, Hebei Province (west of Langbo Road). The registration authority is Botou Market Supervision Administration Bureau, and the legal representative is Yao Yuxiu. The business scope includes other unspecified general equipment manufacturing industries. Ripple compensator, non-metallic compensator, metal hose, rubber compensator, rubber flexible joint, ventilation butterfly valve, air door, plug valve, unloader, conveying equipment, dust humidifier, skeleton, bag, bucket elevator, pipeline accessories, dust removal equipment and accessories production, sales, and mechanical processing. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently according to law). Core products: Circular Gate, Ripple Compensator (Expansion Joint), Non Metallic Compensator (Expansion Joint)

Top 2
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Hebei Dequn Water Conservancy Machinery Co., Ltd
Overall Score4.8 / 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: Circular Gate, Rotary Cleaning Machine, Hydraulic Flap Steel Dam

Top 3
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Hebei Mengshui Water Conservancy Machinery Co., Ltd
Overall Score4.8 / 5
Est. Date2021-12-15
Registered Capital10000K CNY

Hebei Mengshui Water Conservancy Machinery Co., Ltd., registered in Lujiazhuang Village, Xinhe County, Xingtai City, Hebei Province, with the registration authority of Xinhe County Market Supervision and Administration Bureau and the legal representative of Zhou Lihong, is engaged in the production and sales of opening and closing machines, gates, cleaning machines, trash racks, hydraulic metal structural components, environmental protection equipment, sewage treatment equipment, hydraulic equipment and accessories, and water supply and drainage irrigation equipment; Sales and installation of water pumps, motors, transformers, distribution cabinets, wires, cables, lifting equipment, valves, pipe fittings, rubber products, geotextiles, geomembranes, foam plates, FRP products, steel, rubber waterstops; Anti corrosion construction services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Circular Gate, Winch Hoist, Hydraulic Steel Dam

TOP4
Dongyuan Water Conservancy Machinery Factory, Xinhe County
Overall Score4.7 / 5
Est. Date2016-03-24
Registered Capital3500K CNY

Dongyuan Water Conservancy Machinery Factory in Xinhe County, Xingtai City, Hebei Province, with its registered address in Zhifangtou Village, Xinhe County. The registration authority is the Market Supervision Administration of Xinhe County, and the legal representative is Liu Xiaoliang. Its business scope includes general projects such as the manufacturing of water resources specialized machinery and equipment; Manufacturing of hydraulic power machinery and components; Sales of hydraulic power machinery and components; Manufacturing of metal structures; Sales of metal structures; Manufacturing of material handling equipment; Sales of material handling equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Rubber product manufacturing; Sales of rubber products; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Motor manufacturing; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Synthetic fiber manufacturing; Sales of synthetic fibers; Manufacturing of plastic products; Sales of plastic products; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Installation services for ordinary mechanical equipment; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of photovoltaic equipment and components; Mechanical equipment research and development; Sales of mechanical equipment; Import and export of goods; Technology import and export. (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: Circular Gate, Hydraulic Flap Gate Dam, Hoist

TOP5
Xinhe County North Water Conservancy Machinery Factory
Overall Score4.7 / 5
Est. Date2006-03-27
Registered Capital5000K CNY

North Water Conservancy Machinery Factory in Xinhe County, with its registered address located on the south side of National Highway 308 in the west of Xinhe County. The registration authority is Xinhe County Market Supervision and Administration Bureau, and the legal representative is Fu Kuiyuan. Its business scope includes the manufacturing and sales of turnstiles, gates, cleaning machines, and trash racks (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Circular Gate, Winch 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: Circular Gate, Cast Iron Flap Door, Plastic Flap Door

TOP7
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: Circular Gate, Integrated Machine Gate, Winch Hoist

TOP8
Beiyuan Water Conservancy Machinery Factory in Xinhe County (sole proprietorship)
Overall Score4.6 / 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: Circular Gate, Winch Hoist, Steel Gate

TOP9
Xinhe County Jinyinuo Hydraulic Machinery Co., Ltd
Overall Score4.5 / 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: Circular Gate, Pump Station Inlet, Flip Gate

TOP10
Minggong Water Conservancy Machinery Co., Ltd., Xinhe County
Overall Score4.3 / 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: Circular Gate, Flip Gate, Hydraulic Automatic Flap Gate

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Zhonghao Machinery Manufacturing Co., Ltd2016-06-02Circular Gate, Ripple Compensator (Expansion Joint), Non Metallic Compensator (Expansion Joint)21000K CNYSupported
Hebei Dequn Water Conservancy Machinery Co., Ltd2012-03-13Circular Gate, Rotary Cleaning Machine, Hydraulic Flap Steel Dam30000K CNYSupported
Hebei Mengshui Water Conservancy Machinery Co., Ltd2021-12-15Circular Gate, Winch Hoist, Hydraulic Steel Dam10000K CNYSupported
Dongyuan Water Conservancy Machinery Factory, Xinhe County2016-03-24Circular Gate, Hydraulic Flap Gate Dam, Hoist3500K CNYNot Supported
Xinhe County North Water Conservancy Machinery Factory2006-03-27Circular Gate, Winch Hoist5000K CNYNot Supported
Denghui Hydraulic Machinery Factory, Xinhe County2021-11-12Circular Gate, Cast Iron Flap Door, Plastic Flap Door1000K CNYNot Supported
Xinhe Yuzhu Hydraulic Machinery Co., Ltd2024-09-29Circular Gate, Integrated Machine Gate, Winch Hoist300K CNYNot Supported
Beiyuan Water Conservancy Machinery Factory in Xinhe County (sole proprietorship)2025-12-25Circular Gate, Winch Hoist, Steel Gate2000K CNYSupported
Xinhe County Jinyinuo Hydraulic Machinery Co., Ltd2019-08-20Circular Gate, Pump Station Inlet, Flip Gate10000K CNYNot Supported
Minggong Water Conservancy Machinery Co., Ltd., Xinhe County2023-07-03Circular Gate, Flip Gate, Hydraulic Automatic Flap Gate8180K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of circular gates, it is recommended to prioritize checking key technical parameters such as gate diameter, pressure rating, and sealing performance to ensure compatibility with pipeline systems or water conservancy facilities.
  • In sewage treatment or agricultural irrigation scenarios, the material corrosion resistance and opening and closing efficiency of circular gates will directly affect their long-term use effect, and suitable models such as stainless steel or cast iron should be selected according to the specific environment.
  • 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 to reduce procurement risks.
  • Circular gates in industrial drainage systems often require automation control equipment. When purchasing, suppliers can be requested to provide detailed instructions on the driving mode (manual/electric) and interface standards.

Knowledge Base

Q

Large cast iron round gate is a device used to control water flow, prevent backflow, and regulate water level, widely used in various water conservancy projects. This article introduces the application of large cast iron circular gates in different industries. Large cast iron circular gates are important hydraulic equipment with advantages such as simple structure, easy operation, and good durability. Therefore, they are widely used in various fields

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