Updated Oct 6, 2026 · Public platform & industry data

Oct 6, 2026 Updated

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2026 Top 10 Sealed Bridge Frame Manufacturers in China

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Top-rated Sealed Bridge Frame suppliers, How to choose a Sealed Bridge Frame manufacturer, Best Sealed Bridge Frame companies in China

The top 10 Sealed Bridge Frame manufacturers in China for 2026 are: Shandong Alto Electrical Equipment Co., Ltd, Qinghe Lubao Rubber Products Co., Ltd, Shandong Pengda Changye Electrical Equipment Co., Ltd, Hebei Qishun Environmental Protection Equipment Co., Ltd, Hebei Yexin Metal Products Co., Ltd, Langfang Ruitian Fireproof Materials Co., Ltd, Shandong Desheng Cable Tray Co., Ltd, Shandong Yachang Intelligent Manufacturing Co., Ltd, Shandong Honghe Cable Tray Co., Ltd, Hebei Baizhen Metal Products 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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Shandong Alto Electrical Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2018-02-01
Registered Capital29000K CNY

Shandong Aotuosi Electrical Equipment Co., Ltd. is registered at Room 102, No. 16 Weisi Road North Jingsi Road East, Fenghuang Industrial Park, Liuyuan Street, Dongchangfu District, Liaocheng City, Shandong Province (inside Huayao Metal Institute). The registration authority is the Market Supervision and Administration Bureau of Dongchangfu District, Liaocheng City, and the legal representative is Fan Huaxi. The business scope includes the production and processing, wholesale and retail, installation, and technical services of electrical equipment, cables, cable trays, bus ducts, transformers, distribution boxes, instruments and meters, steel, metal materials (except for those restricted or prohibited by the state), hardware and electromechanical products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealed Bridge Frame, Support, Zinc Aluminum Magnesium Bridge Frame

Top 2
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Qinghe Lubao Rubber Products Co., Ltd
Overall Score4.7 / 5
Est. Date2014-01-24
Registered Capital1000K CNY

Qinghe Lubao Rubber Products Co., Ltd., with its registered address located on the south side of Pujiang Street and the east side of Songshan South Road in Qinghe County, is registered with the Qinghe County Market Supervision Administration. The legal representative is Liu Yongqing, and its business scope includes the processing and sales of rubber products, injection molded parts, sealing strips, and filters; Purchase and sale of other automotive components; Import and export 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: Sealed Bridge Frame, Sealing Strip, Anti Slip Pads For Electrical Vehicles

Top 3
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Shandong Pengda Changye Electrical Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2020-05-19
Registered Capital5000K CNY

Shandong Pengda Changye Electrical Equipment Co., Ltd., with its registered address located 500 meters north of Wangcun Road in the middle section of Liangba Road, Liangshui Town, Dongchangfu District, Liaocheng City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Dongchangfu District, Liaocheng City. The legal representative is Li Qian, and the business scope includes general projects: sales of electrical equipment; Operation of wires and cables; Sales of household appliances; Sales of refrigeration and air conditioning equipment; Sales of communication equipment; Import and export of goods; Sales of metal structures; Sales of mechanical and electrical equipment; Sales of instruments and meters; Sales of electrical accessories; Sales of metal materials; Sales of non-metallic minerals and products; Sales of steel reinforcement products for construction; Steel rolling processing; Sales of plastic products; Wholesale of hardware products; Sales of metal fittings for construction; Sales of metal products; Manufacturing of hardware products; Retail of hardware products; Manufacturing of metal structures; Manufacturing of mechanical and electrical equipment; Manufacturing of metal materials. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Manufacturing of wires and cables. (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: Sealed Bridge Frame, Stainless Steel Cable Tray, Stainless Steel Cable Tray

TOP4
Hebei Qishun Environmental Protection Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2020-03-26
Registered Capital3000K CNY

Hebei Qishun Environmental Protection Equipment Co., Ltd. is registered at 9852, southwest of Liucangkou Village, east of Hengda Road, Matun Town, Zaoqiang County, Hengshui City, Hebei Province. The registration authority is the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City, and the legal representative is Yang Chao. Its business scope includes the manufacturing of environmental protection equipment. Production, sales, and installation of environmental protection equipment, desulfurization towers, purification towers, integrated pump stations, pipelines, fiberglass containers, fiberglass extruded anode tubes, wet electrostatic precipitators, septic tanks, fire water tanks, cooling towers, fans, molded products, water tanks, marker posts, extruded profiles, light collection panels, anti glare panels, fillers, anti-corrosion and insulation engineering, epoxy floor construction, and sales of epoxy floor paint. We also engage in the export of our own products and technologies, as well as the import of mechanical equipment, spare parts, raw materials, and technologies required by our company, except for goods 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: Sealed Bridge Frame, Valve Casing, Septic Tank

TOP5
Hebei Yexin Metal Products Co., Ltd
Overall Score4.6 / 5
Est. Date2016-03-25
Registered Capital50000K CNY

Hebei Yexin Metal Products Co., Ltd., with its registered address at Wangcun Road, Shigezhuang Town, Wen'an County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Wen'an County, Langfang City. The legal representative is Wu Shouchao, and its business scope includes general projects such as metal structure manufacturing; Manufacturing of lightweight building materials; Manufacturing of distribution switch control equipment; Manufacturing of electrical accessories; Manufacturing of glass fiber reinforced plastic products; Manufacturing of fiberglass and related products; Manufacturing of plastic products (excluding plastic drawing and granulation); Import and export of goods; Technology import and export; Manufacturing of hardware products; Retail of hardware products; Sales of metal structures; Sales of lightweight building materials; Sales of distribution switch control equipment; Sales of electrical accessories; Sales of fiberglass and related products; Sales of glass fiber reinforced plastic products; Sales of plastic products. (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: Sealed Bridge Frame, Lightweight Energy-Saving Corrugated Bridge Frame, Spray Painted Cable Tray

TOP6
Langfang Ruitian Fireproof Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2015-11-10
Registered Capital20000K CNY

Langfang Ruitian Fireproof Materials Co., Ltd., with its registered address in Wangxiangtun Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Cui Ruisong, and its business scope includes the production and sales of fireproof sealing materials, coatings (excluding hazardous chemicals), glass fibers and products, plastic products, rubber products, refractory materials, graphite and carbon products, and ecological environment materials (excluding hazardous chemicals); Sales of synthetic materials (excluding hazardous chemicals), sales of insulation materials, sales of seals, construction engineering design, and construction engineering construction; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealed Bridge Frame, Porcelain Fireproof Blanket, Polymer Moisture-Proof And Anti Condensation Sealing Material

TOP7
Shandong Desheng Cable Tray Co., Ltd
Overall Score4.5 / 5
Est. Date2017-09-11
Registered Capital35000K CNY

Shandong Desheng Cable Tray Co., Ltd., registered at Room 302, No. 16 North Jingsi Road, Fenghuang Industrial Park, Liuyuan Street, Dongchangfu District, Liaocheng City, Shandong Province (inside Huayao Metal Institute), registered with the Market Supervision Administration of Dongchangfu District, Liaocheng City, with Wang Town as the legal representative. Its business scope includes licensed projects such as wire and cable manufacturing; Residential interior decoration and renovation; Construction project construction; Electrical installation services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General projects: sales of electrical equipment; Operation of wires and cables; Sales of metal products; Manufacturing of metal materials; Sales of mechanical and electrical equipment; Manufacturing of mechanical and electrical equipment; Sales of building decoration materials; Wholesale of hardware products; Sales of metal materials; Sales of distribution switch control equipment; Sales of power electronic components; Electrical equipment repair; Manufacturing of metal structures; Sales of metal structures; Sales of mechanical equipment; Sales of instruments and meters; Sales of building materials; Sales of firefighting equipment; Sales of capacitors and their supporting equipment; Sales of electrical equipment; Sales of micro motors and components; Sales of wind turbines and their components; Sales of generators and generator sets; Sales of office equipment; Rental services for storage equipment; Leasing of construction machinery and equipment; Mechanical equipment leasing; Information consulting services (excluding licensed information consulting services); Home appliance installation services; Sales of refrigeration and air conditioning 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: Sealed Bridge Frame, Export Cable Tray, Aluminum Profile Bridge Frame

TOP8
Shandong Yachang Intelligent Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2022-08-11
Registered Capital8800K CNY

Shandong Yachang Intelligent Manufacturing Co., Ltd., with its registered address at Office 7, West Building, Yachang Machinery Institute, No. 2 Anju Road, Jiaming Industrial Park, Yansi Street, Dongchangfu District, Liaocheng City, Shandong Province, China. The registration authority is the Market Supervision Administration of Dongchangfu District, Liaocheng City, and the legal representative is Hu Huanzhi. Its business scope includes general projects such as general equipment manufacturing (excluding special equipment manufacturing); Sales of metal materials; Manufacturing of metal tools; Manufacturing of metal structures; Manufacturing of metal materials; Manufacturing of metal processing machinery; Sales of metal products; Manufacturing and processing of doors and windows; Manufacturing of hardware products; Wholesale of hardware products; Sales of mechanical equipment; Mold sales; Sales of doors and windows; Mechanical equipment leasing; Production of bearing steel products; Advertising production; Sales of building decoration materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of power electronic components; Sales of electrical equipment; Manufacturing of power facilities and equipment; Sales of electronic specialized equipment; Sales of mechanical and electrical equipment; Research and development of efficient and energy-saving technologies in the power industry; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for environmental protection; Sales of fans and blowers; Fan and fan manufacturing; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; 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 labor subcontracting; 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: Sealed Bridge Frame, Aluminum Alloy Cable Tray, Slotted Cable Tray

TOP9
Shandong Honghe Cable Tray Co., Ltd
Overall Score4.3 / 5
Est. Date2023-05-09
Registered Capital10000K CNY

Shandong Honghe Cable Tray Co., Ltd., with its registered address at 3-0311, Yongqing E-commerce Logistics Park, south of Jinyuan Road and east of Jingtong Road, Logistics Park Community, Beicheng Street, Liaocheng Economic and Technological Development Zone, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, and the legal representative is Yan Shuchao. Its business scope includes licensed projects such as wire and cable manufacturing; Construction labor subcontracting. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General projects: metal structure manufacturing; Sales of metal structures; Operation of wires and cables; Wholesale of hardware products; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Loading and unloading handling; Manufacturing of metal materials; Sales of metal materials; Steel rolling processing; Labor services (excluding labor dispatch); Import and export of goods; Technology import and export; Import and export agency. (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: Sealed Bridge Frame, Stainless Steel Cable Tray, Aluminum Alloy Cable Tray

TOP10
Hebei Baizhen Metal Products Co., Ltd
Overall Score4.3 / 5
Est. Date2021-04-23
Registered Capital5000K CNY

Hebei Baizhen Metal Products Co., Ltd. is registered in Dongdai Village, Xinzhen Town, Wen'an County, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Wen'an County, Langfang City, and the legal representative is Niu Chao. Its business scope includes metal structure manufacturing. Manufacturing of metal doors and windows. Manufacturing of metal fittings for construction and furniture. Manufacturing of architectural decoration and plumbing components. Manufacturing of metal products for safety and firefighting purposes. Manufacturing of transformers, rectifiers, and inductors. Manufacturing of capacitors and their supporting equipment. Manufacturing of distribution switch control equipment. Manufacturing of power electronic components. Manufacturing of electrical accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealed Bridge Frame, Ladder Type Cable Tray, Tray Type Cable Tray

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Alto Electrical Equipment Co., Ltd2018-02-01Sealed Bridge Frame, Support, Zinc Aluminum Magnesium Bridge Frame29000K CNYSupported
Qinghe Lubao Rubber Products Co., Ltd2014-01-24Sealed Bridge Frame, Sealing Strip, Anti Slip Pads For Electrical Vehicles1000K CNYSupported
Shandong Pengda Changye Electrical Equipment Co., Ltd2020-05-19Sealed Bridge Frame, Stainless Steel Cable Tray, Stainless Steel Cable Tray5000K CNYSupported
Hebei Qishun Environmental Protection Equipment Co., Ltd2020-03-26Sealed Bridge Frame, Valve Casing, Septic Tank3000K CNYNot Supported
Hebei Yexin Metal Products Co., Ltd2016-03-25Sealed Bridge Frame, Lightweight Energy-Saving Corrugated Bridge Frame, Spray Painted Cable Tray50000K CNYSupported
Langfang Ruitian Fireproof Materials Co., Ltd2015-11-10Sealed Bridge Frame, Porcelain Fireproof Blanket, Polymer Moisture-Proof And Anti Condensation Sealing Material20000K CNYSupported
Shandong Desheng Cable Tray Co., Ltd2017-09-11Sealed Bridge Frame, Export Cable Tray, Aluminum Profile Bridge Frame35000K CNYSupported
Shandong Yachang Intelligent Manufacturing Co., Ltd2022-08-11Sealed Bridge Frame, Aluminum Alloy Cable Tray, Slotted Cable Tray8800K CNYNot Supported
Shandong Honghe Cable Tray Co., Ltd2023-05-09Sealed Bridge Frame, Stainless Steel Cable Tray, Aluminum Alloy Cable Tray10000K CNYNot Supported
Hebei Baizhen Metal Products Co., Ltd2021-04-23Sealed Bridge Frame, Ladder Type Cable Tray, Tray Type Cable Tray5000K CNYSupported

Knowledge Base

Q

Sealed cable tray is a device used for cable management, which can effectively protect cables, prevent dust, water vapor, and corrosive substances from entering, and improve the service life of cables. This article introduces the definition, types, and application scope of sealed cable trays, and analyzes their advantages in fields such as power and communication.

Q

Baidu AiGou has found pictures of different categories of sealed cable trays for you, taking you on a journey to appreciate the diversity and uniqueness of sealed cable trays. At the same time, we also recommend high-quality sealed bridge products for you, so that you can easily and quickly find the most suitable sealed bridge when purchasing.

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