Updated Aug 30, 2026 · Public platform & industry data

Aug 30, 2026 Updated

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2026 Top 10 Cast Iron Flap Door Manufacturers in China Hebei

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Top-rated Cast Iron Flap Door suppliers, How to choose a Cast Iron Flap Door manufacturer, Best Cast Iron Flap Door companies in China

The top 10 Cast Iron Flap Door manufacturers in Hebei for 2026 are: Changhe County Changxing Water Conservancy Machinery Factory, Xinhe County Yaolong Water Conservancy Machinery Co., Ltd, Hebei Zhuhong Water Conservancy Machinery Co., Ltd, Xinhe County Huanzhou Hydraulic Machinery Co., Ltd, Xinhe County Juba Hydraulic Machinery Factory, Dongyuan Water Conservancy Machinery Factory, Xinhe County, Hebei Jiequan Environmental Protection Technology Co., Ltd, Xingu Water Conservancy Machinery Factory, Xinhe County, Hebei Hemu Environmental Protection Technology Co., Ltd, Hebei Tielong 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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HebeiHebei
Top 1
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Changhe County Changxing Water Conservancy Machinery Factory
Overall Score4.9 / 5
Est. Date2011-07-04
Registered Capital480K CNY

Changxing Water Conservancy Machinery Factory in Xinhe County, with its registered address in Baishen Village, Xinhe County. The registration authority is the Xinhe County Market Supervision and Administration Bureau, and the legal representative is Yang Ruirong. Its business scope includes general projects: manufacturing of water resources specialized machinery and equipment; Mechanical equipment leasing; Sales of mechanical equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of hydraulic power machinery and components; Sales of hydraulic power machinery and components; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of metal structures; Sales of metal structures; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Sales of anti-corrosion materials; Sales of construction machinery; Operation of wires and cables; Retail of hardware products; Ordinary mechanical equipment installation services (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations). Core products: Cast Iron Flap Door, Integrated Machine Gate, Winch Hoist

Top 2
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Xinhe County Yaolong Water Conservancy Machinery Co., Ltd
Overall Score4.7 / 5
Est. Date2025-03-07
Registered Capital1000K CNY

Xinhe Yaolong Water Conservancy Machinery Co., Ltd., with its registered address at 297 Qianbaoju Village, Xinhe Town, Xinhe County, Xingtai City, Hebei Province, is registered with the Xinhe County Market Supervision Administration Bureau and represented by Li Yanbo as its legal representative. Its business scope includes general projects such as the manufacturing of water resource specific machinery and equipment; Manufacturing of metal structures; Sales of metal structures; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Mechanical equipment leasing; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; 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 distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of power electronic components; Sales of power electronic components; Rubber product manufacturing; Sales of rubber products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Electrical equipment repair; Sales of electrical equipment; Sales of special equipment; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; General equipment manufacturing (excluding special equipment manufacturing); Construction of landscaping and greening projects; Construction of earthwork engineering; Operation of wires and cables; Installation services for ordinary mechanical equipment; General equipment repair; Specialized equipment repair; Leasing of construction machinery and equipment; Labor services (excluding labor dispatch) (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: construction project construction; Construction labor subcontracting (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 approval documents or permits). Core products: Cast Iron Flap Door, Cast Iron Square Door, Stacked Beam Gate

Top 3
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Hebei Zhuhong Water Conservancy Machinery Co., Ltd
Overall Score4.7 / 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: Cast Iron Flap Door, Integrated Steel Gate, Steel Gate

TOP4
Xinhe County Huanzhou Hydraulic Machinery Co., Ltd
Overall Score4.6 / 5
Est. Date2022-06-24
Registered Capital2000K CNY

Xinhe Huanzhou Hydraulic Machinery Co., Ltd., with its registered address in Nanguan Village, Xinhe County, Xingtai City, Hebei Province, is registered with the Xinhe County Market Supervision and Administration Bureau. The legal representative is Jia Lizhong, and its business scope includes general projects such as turnstiles, gates, rubber waterstops, cleaning machines, conveyors, trash racks, fish barriers, hydraulic metal structural components, rubber dams, inflatable dams, air shield dams, hydraulic dams, piling machinery, environmental protection equipment, sewage treatment equipment, hydraulic equipment and accessories, automation control system equipment, water supply and drainage irrigation equipment, copper waterstops, pipes and fittings, steel flanges, waterproof sleeves, manhole covers, traffic signs manufacturing and sales; Anti corrosion construction and installation; High and low voltage distribution equipment, motors, transformers, distribution cabinets, wires, cables, lifting equipment, water pumps, valves, bridge bearings, bridge expansion joints, geotextiles, geomembranes, foam boards, glass fiber reinforced plastic products, steel sales and import and export business. (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: Cast Iron Flap Door, Winch Hoist, Cleaning Machine

TOP5
Xinhe County Juba Hydraulic Machinery Factory
Overall Score4.6 / 5
Est. Date2015-06-04
Registered Capital100K CNY

Juba Hydraulic Machinery Factory in Xinhe County, Xingtai City, Hebei Province, with its registered address at Qianbaoju Village South, Xinhe County. The registration authority is Xinhe County Administration for Industry and Commerce, and the legal representative is Wang Shicheng. Its business scope includes the manufacturing and sales of opening and closing machines, gates, cleaning machines, winches, trash racks, and rubber water stops (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Cast Iron Flap Door, Hydraulic Downward Opening Barrier Gate, Integrated Machine Gate

TOP6
Dongyuan Water Conservancy Machinery Factory, Xinhe County
Overall Score4.5 / 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: Cast Iron Flap Door, Cast Iron Gate

TOP7
Hebei Jiequan Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2020-06-05
Registered Capital11000K CNY

Hebei Jiequan Environmental Protection Technology Co., Ltd., with its registered address in Donglujin Village, Xiwang Town, Jizhou District, Hengshui City, is registered with the Jizhou District Market Supervision and Administration Bureau. The legal representative is Yan Songnian, and the business scope includes environmental protection technology promotion services, research and development, design, production, sales, installation, commissioning, and after-sales maintenance of environmental protection equipment, water pollution prevention and control equipment, and sewage treatment equipment; Production and sales of water conservancy machinery, hoists, gates, flaps, cleaning machines, trash racks, conveyors, rubber waterstops, and fiberglass products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cast Iron Flap Door, Trash Rack, Gear Bar Opening And Closing Machine

TOP8
Xingu Water Conservancy Machinery Factory, Xinhe County
Overall Score4.5 / 5
Est. Date2017-06-01
Registered Capital36000K CNY

Xingu Water Conservancy Machinery Factory in Xinhe County, Xingtai City, Hebei Province, with its registered address in Renrangli Village, Xinhe County. The registration authority is the Xinhe County Market Supervision and Administration Bureau, and the legal representative is Han Huiquan. Its business scope includes the production and sales of opening and closing machines, gates, cleaning machines, trash racks, rubber water stops, spiral screws, grab bucket machines, nylon pulleys, and water purification equipment (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Cast Iron Flap Door, Cast Iron Copper Inlaid Round Gate, Landscape Glazed Steel Flap Door

TOP9
Hebei Hemu Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-01-10
Registered Capital15000K CNY

Hebei Hemu Environmental Protection Technology Co., Ltd., with its registered address located 100 meters south of Beizhangjiazhuang Village, Xiwang Town, Jizhou District, Hengshui City, Hebei Province, is registered with the Jizhou District Market Supervision Administration. The legal representative is Sun Huaning, and its business scope includes the research and development, sales, and installation of environmental protection technology products; Research and development, installation, sales, maintenance, and upkeep services for environmental instruments and equipment; Energy saving technology research and development, technical consulting, and technical services; Sales of electronic products and accessories, fiberglass products, office equipment, drones, lighting equipment, teaching equipment, daily necessities, signage, handicrafts, social public safety equipment, cleaning supplies, hardware products, building materials (excluding sand and gravel), needle textiles, traffic safety facilities, kitchenware, mechanized agricultural and horticultural machinery, construction machinery, automobiles, guardrails, electromechanical equipment, and water transportation equipment; Production and sales of electronic industry specialized equipment, agricultural, forestry, animal husbandry, and fishery machinery accessories, and water resources specialized machinery; Environmental engineering; Air purification equipment and products, environmental pollution treatment equipment and products, solid waste treatment and product installation and sales; Enterprise management consulting services; Water pollution, air pollution, and solid waste management; Environmental protection monitoring services; Management of flood prevention and drainage facilities; Loading and unloading handling; Cleaning services; Advertising production, publishing, and agency. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cast Iron Flap Door, Gate, Plastic Gate

TOP10
Hebei Tielong Water Conservancy Machinery Co., Ltd
Overall Score4.4 / 5
Est. Date2018-01-08
Registered Capital3000K CNY

Hebei Tielong Water Conservancy Machinery Co., Ltd., with its registered address at Xingjiazhuang Village North, Xinhe County, Xingtai City, Hebei Province, is registered with the Xinhe County Administration for Industry and Commerce. The legal representative is Xing Shaopeng, and its business scope includes the production and sales of opening and closing machines, gates, clappers, trash racks, cleaning machines, water stop rubber, air closing plates, valves, and gate valves, as well as the sales of steel pipes (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Cast Iron Flap Door, Steel Gate Flap Gate, Herringbone Gate

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Changhe County Changxing Water Conservancy Machinery Factory2011-07-04Cast Iron Flap Door, Integrated Machine Gate, Winch Hoist480K CNYSupported
Xinhe County Yaolong Water Conservancy Machinery Co., Ltd2025-03-07Cast Iron Flap Door, Cast Iron Square Door, Stacked Beam Gate1000K CNYSupported
Hebei Zhuhong Water Conservancy Machinery Co., Ltd2020-01-09Cast Iron Flap Door, Integrated Steel Gate, Steel Gate53000K CNYNot Supported
Xinhe County Huanzhou Hydraulic Machinery Co., Ltd2022-06-24Cast Iron Flap Door, Winch Hoist, Cleaning Machine2000K CNYSupported
Xinhe County Juba Hydraulic Machinery Factory2015-06-04Cast Iron Flap Door, Hydraulic Downward Opening Barrier Gate, Integrated Machine Gate100K CNYSupported
Dongyuan Water Conservancy Machinery Factory, Xinhe County2016-03-24Cast Iron Flap Door, Cast Iron Gate3500K CNYNot Supported
Hebei Jiequan Environmental Protection Technology Co., Ltd2020-06-05Cast Iron Flap Door, Trash Rack, Gear Bar Opening And Closing Machine11000K CNYSupported
Xingu Water Conservancy Machinery Factory, Xinhe County2017-06-01Cast Iron Flap Door, Cast Iron Copper Inlaid Round Gate, Landscape Glazed Steel Flap Door36000K CNYSupported
Hebei Hemu Environmental Protection Technology Co., Ltd2018-01-10Cast Iron Flap Door, Gate, Plastic Gate15000K CNYSupported
Hebei Tielong Water Conservancy Machinery Co., Ltd2018-01-08Cast Iron Flap Door, Steel Gate Flap Gate, Herringbone Gate3000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of cast iron swing doors, it is recommended to prioritize checking product specifications such as caliber size, pressure rating, and sealing performance to ensure they match the technical requirements of pipeline systems or water conservancy facilities.
  • In scenarios such as sewage treatment and farmland irrigation, the corrosion resistance and impact resistance of cast iron flap doors are key parameters, and the corresponding material thickness and surface treatment process need to be selected according to the actual 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.
  • When applied in coastal areas or high salt alkali environments, attention should be paid to the special anti-corrosion design of cast iron swing doors, and it is recommended to choose suppliers with mature cases in similar projects.

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