Updated Aug 27, 2026 · Public platform & industry data

Aug 27, 2026 Updated

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2026 Top 10 Spray Painted Fireproof Bridge Frame Manufacturers in China

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

The top 10 Spray Painted Fireproof Bridge Frame manufacturers in China for 2026 are: Langfang Wanbo Cable Tray Co., Ltd, Yanggu Huatong Automation Equipment Co., Ltd, Guangdong Lianbiao Cable Tray Industrial Co., Ltd, Qufu Jiujiu Electric Power Technology Co., Ltd, Shandong Alto Sen Electrical Equipment Co., Ltd, Shandong Chengrui Electric Power Equipment Co., Ltd, Shandong Xinming Electrical Equipment Co., Ltd, Suzhou Shihao Electric Technology Co., Ltd, Langfang Changtu Metal Products Co., Ltd, Langfang Gaoxin 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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Langfang Wanbo Cable Tray Co., Ltd
Overall Score4.9 / 5
Est. Date2014-03-19
Registered Capital10000K CNY

Langfang Wanbo Cable Tray Co., Ltd., with its registered address in Lucheng Village, Xinzhen 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 Yu Qian, and its business scope includes general projects such as metal structure manufacturing; Sales of metal structures; Manufacturing of electrical accessories; Sales of electrical accessories; Manufacturing of metal fittings for construction; Sales of metal fittings for construction; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Sales of metal materials; Import and export of goods. (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: Spray Painted Fireproof Bridge Frame, Fire Ladder Bridge, Hot Dip Galvanized Ladder Bridge

Top 2
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Yanggu Huatong Automation Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2012-06-15
Registered Capital100000K CNY

Yanggu Huatong Automation Equipment Co., Ltd., with its registered address located in the North Industrial Concentration Zone of Shifo Town, Yanggu County, Liaocheng City, Shandong Province, west of Jinqiao Road and north of Chuangye Road (Modern Equipment Manufacturing Industrial Park), is registered with Yanggu County Market Supervision and Administration Bureau and represented by Ran Meiqing. Its business scope includes the production and sales of automation control boxes, automatic production line equipment, high and low voltage complete sets of equipment, high and low voltage prefabricated substations, cable trays, bus ducts, metal boxes, wires and cables, and hardware building materials; Projects that require approval for technical consulting services and maintenance of automation equipment according to law can only be carried out after approval by relevant departments. (Projects that require approval according to law can only be carried out after approval by relevant departments.). Core products: Spray Painted Fireproof Bridge Frame, Cable Tray, Distribution Cabinet

Top 3
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Guangdong Lianbiao Cable Tray Industrial Co., Ltd
Overall Score4.7 / 5
Est. Date2015-09-08
Registered Capital11680K CNY

Guangdong Lianbiao Cable Tray Industrial Co., Ltd., registered at No. 37 Zhucun Avenue Middle, Zhucun Street, Zengcheng District, Guangzhou (Raw Material Warehouse 1), registered with the Market Supervision and Administration Bureau of Zengcheng District, Guangzhou, with Liu Renbiao as the legal representative. Its business scope includes the manufacturing of bus ducts; Manufacturing of cable trays; Manufacturing of insulation products; Manufacturing of electrical equipment; Manufacturing of metal building decoration materials; Wholesale of building materials and decorative materials; Wholesale of metal products; Retail of metal decorative materials; Retail of electrical equipment; Wholesale of electrical equipment;. Core products: Spray Painted Fireproof Bridge Frame, Spray Fireproof Bridge Frame, Busway

TOP4
Qufu Jiujiu Electric Power Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2009-07-28
Registered Capital10000K CNY

Qufu Jiujiu Electric Power Technology Co., Ltd., with its registered address at Yongma Road West (Lucheng), Qufu Economic Development Zone, is registered with the Qufu Market Supervision and Administration Bureau. The legal representative is Pang Guoqing, and its business scope includes the development, production, and sales of power products, wire supports, carbon pipes, cable sheaths, cables, electrical materials, electronic products, municipal manhole covers, municipal road facilities, fiberglass products, and water purification equipment; Sales of inverters, variable frequency power supplies, and medium frequency static power supplies; Steel structure processing; Engineering machinery leasing; Maintenance of community facilities; Import and export of goods and technology (excluding goods and technology restricted or prohibited by the state for companies to operate). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Spray Painted Fireproof Bridge Frame, Cable Bracket, Cable Protection Pipe

TOP5
Shandong Alto Sen Electrical Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2021-12-14
Registered Capital3000K CNY

Shandong Alto Sen Electrical Equipment Co., Ltd., registered at Room 101, Office Building, No. 16 Weisi Road, Fenghuang Industrial Park, Liuyuan Street, Dongchangfu District, Liaocheng City, Shandong Province (within the premises of Huayao Metal Technology Co., Ltd.), registered with the Market Supervision and Administration Bureau of Dongchangfu District, Liaocheng City, with Chen Linan as the legal representative. Its business scope includes general projects: sales of electrical equipment; Electronic product sales; Operation of wires and cables; Sales of instruments and meters; Sales of communication equipment; Sales of metal structures; Sales of mechanical and electrical equipment; Sales of lighting fixtures; Sales of metal materials; Wholesale of hardware products; Retail of hardware products; Manufacturing of metal structures; Manufacturing of mechanical and electrical equipment; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of hardware 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: Spray Painted Fireproof Bridge Frame, Fireproof Cable Tray, Fiberglass Cable Tray

TOP6
Shandong Chengrui Electric Power Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2022-11-17
Registered Capital15000K CNY

Shandong Chengrui Electric Power Equipment Co., Ltd. is located at No. 58 Sanghai Village, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province. It was established on November 17, 2022, with the registration authority of Liaocheng Economic and Technological Development Zone Market Supervision Administration and the legal representative being Zhu Hongjian. Core products: Spray Painted Fireproof Bridge Frame, Self-Locking Bridge Frame, Cable Tray

TOP7
Shandong Xinming Electrical Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2018-12-24
Registered Capital21000K CNY

Shandong Xinming Electrical Equipment Co., Ltd., registered at Room 102-6, 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 Zhao Xiaoming as the legal representative. Its business scope includes the production and manufacturing of bus ducts and cable trays; Sales: Distribution boxes, complete sets of high and low voltage equipment, wires and cables, mechanical and electrical equipment and accessories, hardware and electrical equipment, steel, aluminum materials, building materials, instruments and meters, electronic products and communication equipment; Office equipment maintenance; Promotion of electromechanical technology; Generator leasing and maintenance; Leasing of construction machinery and equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Spray Painted Fireproof Bridge Frame, Fireproof Cable Tray, National Standard Hot-Dip Galvanized Bridge Frame

TOP8
Suzhou Shihao Electric Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2018-05-22
Registered Capital5000K CNY

Suzhou Shihao Electric Technology Co., Ltd., registered at Room 202-1, Building 1, Zhuofan Technology Industrial Park, No. 699 Songjia Road, Wuzhong District, Suzhou City, with the registration authority of Suzhou Wuzhong District Data Bureau and the legal representative of Sun Peipei, is engaged in the research and development, design, and sales of electrical equipment, cable trays, bus ducts, household appliances, hardware and electrical equipment, building materials, wires and cables, pipes and accessories, distribution boxes, mechanical equipment and accessories, electromechanical equipment and accessories, aluminum alloy products, stainless steel products, fiberglass products, metal hoses, metal products, plastic products, distribution cabinets, seismic brackets, finished brackets, pipe gallery brackets, embedded slots, insulation materials, electronic products, office supplies. Craft gifts, CNC cutting tools, non hazardous chemical products, mold materials, machine tools and accessories; Technology development, consulting, services, and transfer in the field of new materials technology; Design and construction of bus duct engineering, weak current installation engineering, mechanical and electrical installation engineering, seismic support installation engineering, and water and electricity installation engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: Import and export of goods; Technology import and export (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: Spray Painted Fireproof Bridge Frame, Fireproof Cable Tray, Hot Dip Galvanized Bridge Frame

TOP9
Langfang Changtu Metal Products Co., Ltd
Overall Score4.3 / 5
Est. Date2017-01-19
Registered Capital5000K CNY

Langfang Changtu Metal Products Co., Ltd. is registered in Luzhuang 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 Lu Chongyang. Its business scope includes manufacturing and selling cable trays, light steel keels, metal conduit, distribution boxes, distribution cabinets, photovoltaic brackets, and metal stamping parts. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Spray Painted Fireproof Bridge Frame, Galvanized Cable Tray, Fireproof Cable Tray

TOP10
Langfang Gaoxin Metal Products Co., Ltd
Overall Score4.3 / 5
Est. Date2020-11-12
Registered Capital1000K CNY

Langfang Gaoxin Metal Products Co., Ltd. is registered at Sicun Village East, 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 Wang Yongmei. The business scope includes metal structure manufacturing. Manufacturing of lightweight building materials (excluding prohibited projects). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Spray Painted Fireproof Bridge Frame, Trough Cable Tray, Tray Bridge

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Wanbo Cable Tray Co., Ltd2014-03-19Spray Painted Fireproof Bridge Frame, Fire Ladder Bridge, Hot Dip Galvanized Ladder Bridge10000K CNYNot Supported
Yanggu Huatong Automation Equipment Co., Ltd2012-06-15Spray Painted Fireproof Bridge Frame, Cable Tray, Distribution Cabinet100000K CNYSupported
Guangdong Lianbiao Cable Tray Industrial Co., Ltd2015-09-08Spray Painted Fireproof Bridge Frame, Spray Fireproof Bridge Frame, Busway11680K CNYNot Supported
Qufu Jiujiu Electric Power Technology Co., Ltd2009-07-28Spray Painted Fireproof Bridge Frame, Cable Bracket, Cable Protection Pipe10000K CNYNot Supported
Shandong Alto Sen Electrical Equipment Co., Ltd2021-12-14Spray Painted Fireproof Bridge Frame, Fireproof Cable Tray, Fiberglass Cable Tray3000K CNYSupported
Shandong Chengrui Electric Power Equipment Co., Ltd2022-11-17Spray Painted Fireproof Bridge Frame, Self-Locking Bridge Frame, Cable Tray15000K CNYSupported
Shandong Xinming Electrical Equipment Co., Ltd2018-12-24Spray Painted Fireproof Bridge Frame, Fireproof Cable Tray, National Standard Hot-Dip Galvanized Bridge Frame21000K CNYSupported
Suzhou Shihao Electric Technology Co., Ltd2018-05-22Spray Painted Fireproof Bridge Frame, Fireproof Cable Tray, Hot Dip Galvanized Bridge Frame5000K CNYSupported
Langfang Changtu Metal Products Co., Ltd2017-01-19Spray Painted Fireproof Bridge Frame, Galvanized Cable Tray, Fireproof Cable Tray5000K CNYSupported
Langfang Gaoxin Metal Products Co., Ltd2020-11-12Spray Painted Fireproof Bridge Frame, Trough Cable Tray, Tray Bridge1000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of spray painted fire-resistant cable trays, it is recommended to prioritize confirming product specifications such as fire rating, load-bearing capacity, coating thickness, and other key indicators to ensure compliance with project design requirements.
  • In flammable and explosive scenarios such as chemical and electrical engineering, the application of spray painted fire-resistant bridge frames needs to be evaluated for their corrosion resistance and flame retardancy. Different environments have different requirements for materials and processes.
  • 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.
  • In the actual procurement process of spray painted fireproof bridge frames, it is recommended to compare the technical documents and testing reports provided by different suppliers to ensure that the product parameters are consistent with the actual engineering requirements.

Knowledge Base

Q

Choosing a fire-resistant spray painted bridge requires comprehensive consideration of multiple factors. Firstly, it is necessary to clarify the quantity, type, and specifications of cables to be laid, in order to determine the size of the internal space of the cable tray. Secondly, examine the characteristics of the installation environment, such as temperature, humidity, and the presence of corrosive substances, and choose a protection level that is suitable for the environment.

Q

The daily maintenance points for fireproof spray coated galvanized bridge frames are as follows. Regularly conduct visual inspections to check for corrosion, deformation, scratches, and other issues on the surface. If any are found, they should be promptly addressed. Pay attention to cleaning work, use soft cleaning tools and mild cleaning agents to remove dust, debris, etc., and avoid accumulation that affects cable heat dissipation and operation.

Q

This article provides a detailed analysis of the composition and characteristics of coating materials for fire-resistant spray painted bridge frames, with a focus on the chemical properties, fire resistance standards (such as GB 8624-2012), and practical application scenarios of mainstream fire-resistant coatings such as epoxy resin and polyester powder. It also compares the temperature resistance range (200 ℃ -600 ℃) and environmental differences of different materials, providing a scientific basis for engineering selection.

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