Aktualisiert Oct 30, 2026 · Öffentliche Plattform- und Branchendaten

Oct 30, 2026 Aktualisiert

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2026 Top 10 Closed Bridge Frame Manufacturers in China

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

The top 10 Closed Bridge Frame manufacturers in China for 2026 are: Langfang Wanbo Cable Tray Co., Ltd, Shandong Alto Electrical Equipment Co., Ltd, Wuhan Jiehetong Electrical Equipment Co., Ltd, Hebei Longxin Composite Materials Co., Ltd, Chengdu Interstellar Electrical Equipment Co., Ltd, Shandong Alto Sen Electrical Equipment Co., Ltd, Shandong Chengrui Electric Power Equipment Co., Ltd, Langfang Gaoxin Metal Products Co., Ltd, Wen'an Pengxi Cable Tray Co., Ltd, Hebei Chuangye Fiberglass Electrical Equipment Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

Einklappen
Top 1
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Langfang Wanbo Cable Tray Co., Ltd
Gesamtbewertung4.9 / 5
Gründungsdatum2014-03-19
Stammkapital10000K 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: Closed Bridge Frame, Aluminum Alloy Cable Tray, Aluminum Alloy Outdoor Bridge Frame

Top 2
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Shandong Alto Electrical Equipment Co., Ltd
Gesamtbewertung4.8 / 5
Gründungsdatum2018-02-01
Stammkapital29000K 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: Closed Bridge Frame, Customized Bridge Frame, Network Format Bridge

Top 3
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Wuhan Jiehetong Electrical Equipment Co., Ltd
Gesamtbewertung4.8 / 5
Gründungsdatum2021-08-24
Stammkapital2000K CNY

Wuhan Jiehetong Electrical Equipment Co., Ltd., with its registered address at No. 1, 4th floor, Unit 1, Building 14, Nande International City Phase III, Dingyuan Village, Qianchuan Street, Huangpi District, Wuhan City, Hubei Province, is registered with the Market Supervision Administration of Huangpi District, Wuhan City. The legal representative is Xu Shangyin, and its business scope includes general projects such as metal structure manufacturing; Sales of metal structures; Sales of metal products; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Retail of hardware products; Sales of building materials; Sales of firefighting equipment; Sales of special labor protection equipment; Production of labor protection equipment; Sales of labor protection equipment; Sales of electrical equipment; Manufacturing of power facilities and equipment (except for licensed businesses, can independently operate projects that are not prohibited or restricted by laws and regulations). Core products: Closed Bridge Frame, Fiberglass Cable Tray, Galvanized Cable Tray

TOP4
Hebei Longxin Composite Materials Co., Ltd
Gesamtbewertung4.7 / 5
Gründungsdatum2009-05-13
Stammkapital51800K CNY

Hebei Longxin Composite Materials Co., Ltd., with its registered address at Chunfeng Street, Economic Development Zone, Jizhou District, Hengshui City, is registered with the Jizhou District Market Supervision and Administration Bureau. The legal representative is Gao Weimin, and its business scope includes general projects such as glass fiber and product manufacturing; Sales of fiberglass and related products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance non-ferrous metals and alloy materials; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of metal structures; Sales of metal structures; Manufacturing of metal materials; Sales of metal materials; Sales of metal products; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of engineering plastics and synthetic resins; Sales of engineering plastics and synthetic resins; Synthetic fiber manufacturing; Sales of synthetic fibers; Research and development of new material technology; Import and export of goods; Technology import and export; Import and export agency; Solid waste management; Research and development of resource recycling technology; Processing of renewable resources. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Road freight transportation (excluding dangerous goods). (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: Closed Bridge Frame, Polymer Bridge Frame, Frp Cable Tray

TOP5
Chengdu Interstellar Electrical Equipment Co., Ltd
Gesamtbewertung4.7 / 5
Gründungsdatum2013-04-07
Stammkapital10000K CNY

Chengdu Interstellar Electrical Equipment Co., Ltd., with its registered address at 1st Floor, Building 6, No. 666 Xiangyang Road, Qingbaijiang District, Chengdu City, is registered with the Qingbaijiang District Market Supervision and Administration Bureau. The legal representative is Wang Mingxian, and its business scope includes the production, processing, and sales of electrical equipment, cable trays, mechanical equipment and accessories, plastic products, rubber products, wires and cables, pipes, metal mesh, hardware and electrical equipment, insulation materials, fire protection equipment, building materials, and decorative materials; Construction engineering installation (operated with qualification certificate). Projects that require approval by law can only be operated after approval by relevant departments.. Core products: Closed Bridge Frame, Crossarm, Galvanized Cable Tray

TOP6
Shandong Alto Sen Electrical Equipment Co., Ltd
Gesamtbewertung4.6 / 5
Gründungsdatum2021-12-14
Stammkapital3000K 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: Closed Bridge Frame, Porous Bridge Frame, Stainless Steel Cable Tray

TOP7
Shandong Chengrui Electric Power Equipment Co., Ltd
Gesamtbewertung4.6 / 5
Gründungsdatum2022-11-17
Stammkapital15000K 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: Closed Bridge Frame, Fireproof Spray Painted Bridge Frame, Large Span Bridge Frame

TOP8
Langfang Gaoxin Metal Products Co., Ltd
Gesamtbewertung4.6 / 5
Gründungsdatum2020-11-12
Stammkapital1000K 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: Closed Bridge Frame, Trough Cable Tray, Ladder-Type Cable Tray

TOP9
Wen'an Pengxi Cable Tray Co., Ltd
Gesamtbewertung4.4 / 5
Gründungsdatum2016-03-22
Stammkapital10500K CNY

Wen'an Pengxi Cable Tray Co., Ltd. is registered in Lucheng 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 Yu Liancheng. Its business scope includes the production and sales of cable trays and accessories, distribution boxes, and distribution cabinets. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Closed Bridge Frame, Fireproof Cable Tray, Hot Dip Galvanized Bridge Frame

TOP10
Hebei Chuangye Fiberglass Electrical Equipment Co., Ltd
Gesamtbewertung4.4 / 5
Gründungsdatum2009-03-26
Stammkapital60180K CNY

Hebei Chuangye Fiberglass Electrical Equipment Co., Ltd., with its registered address at 1269 Xinghua South Street, Jizhou District, Hengshui City, is registered with the Jizhou District Market Supervision and Administration Bureau. The legal representative is Fan Shengguang, and its business scope includes the production, sales, and installation of polyurethane composite cable trays (cable conduit boxes) and composite material (SMC) cable troughs; Production and sales of cable conduit boxes, extruded profiles, molded products, cable trays, cooling towers, cooling tower fillers, fiberglass sand filled pipelines, fiberglass storage tanks, towers, process pipelines and sleeves, electrostatic plastic powder, and hardware products; Sales of explosion-proof electrical appliances and instruments, subcontracting of construction labor services; Sales of household appliances, clothing, shoes, hats, and kitchenware. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Closed Bridge Frame, Molded Cable Bracket, Smc Cable Tray

Detaillierter Herstellervergleich

HerstellerGründungsdatumHauptprodukteStammkapitalIndividualisierung
Langfang Wanbo Cable Tray Co., Ltd2014-03-19Closed Bridge Frame, Aluminum Alloy Cable Tray, Aluminum Alloy Outdoor Bridge Frame10000K CNYNicht unterstützt
Shandong Alto Electrical Equipment Co., Ltd2018-02-01Closed Bridge Frame, Customized Bridge Frame, Network Format Bridge29000K CNYUnterstützt
Wuhan Jiehetong Electrical Equipment Co., Ltd2021-08-24Closed Bridge Frame, Fiberglass Cable Tray, Galvanized Cable Tray2000K CNYUnterstützt
Hebei Longxin Composite Materials Co., Ltd2009-05-13Closed Bridge Frame, Polymer Bridge Frame, Frp Cable Tray 51800K CNYNicht unterstützt
Chengdu Interstellar Electrical Equipment Co., Ltd2013-04-07Closed Bridge Frame, Crossarm, Galvanized Cable Tray10000K CNYNicht unterstützt
Shandong Alto Sen Electrical Equipment Co., Ltd2021-12-14Closed Bridge Frame, Porous Bridge Frame, Stainless Steel Cable Tray3000K CNYUnterstützt
Shandong Chengrui Electric Power Equipment Co., Ltd2022-11-17Closed Bridge Frame, Fireproof Spray Painted Bridge Frame, Large Span Bridge Frame15000K CNYUnterstützt
Langfang Gaoxin Metal Products Co., Ltd2020-11-12Closed Bridge Frame, Trough Cable Tray, Ladder-Type Cable Tray1000K CNYUnterstützt
Wen'an Pengxi Cable Tray Co., Ltd2016-03-22Closed Bridge Frame, Fireproof Cable Tray, Hot Dip Galvanized Bridge Frame10500K CNYUnterstützt
Hebei Chuangye Fiberglass Electrical Equipment Co., Ltd2009-03-26Closed Bridge Frame, Molded Cable Bracket, Smc Cable Tray60180K CNYNicht unterstützt

Einkaufsleitfaden

Basierend auf echtem Nutzerfeedback geben wir folgende Empfehlungen:

  • For procurement requirements that require the use of enclosed cable trays, it is recommended to prioritize confirming specifications such as tray width, height, and plate thickness to ensure compatibility with cable routing capacity and installation environment.
  • In scenarios with high protection requirements such as chemical engineering or data centers, the sealing performance and corrosion resistance of enclosed cable trays need to be evaluated as key technical parameters.
  • 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.
  • In the actual procurement process of enclosed cable trays, it is recommended to compare the surface treatment processes (such as galvanizing or spraying) of the trays based on different indoor and outdoor application scenarios to meet environmental requirements.

Wissensdatenbank

F

This article compares the core differences between enclosed and slotted cable trays: enclosed fully enclosed structures have strong protection but weak heat dissipation, while slotted structures have low cost but require additional protection. The article provides selection suggestions based on scenario flow, analyzes the impact of key parameters such as cover material, anti-corrosion process, and installation spacing, and points out the cost of poor heat dissipation or electromagnetic interference caused by incorrect selection, helping you accurately match engineering needs.

F

This article provides a detailed comparison of the differences between trapezoidal cable trays and enclosed cable trays in terms of structure, application scenarios, protective performance, and cost. The trapezoidal bridge adopts an open design, which has good heat dissipation but weak protection; The fully sealed structure of the enclosed bridge is dustproof and waterproof, suitable for harsh environments. There are significant differences between the two in terms of load-bearing capacity, installation method, and price, and users can choose according to their actual needs.

F

The structural characteristics of stainless steel enclosed bridge mainly include the following aspects. It adopts a fully enclosed design, which can effectively prevent external dust, water vapor, debris, etc. from entering the interior of the cable tray, thus better protecting the cables laid inside. Structurally, it usually has a sturdy frame and side panels to provide sufficient strength and stability to withstand large weights and pressures.

Bewertungsmethode des Rankings

Dieses Ranking wird auf Basis öffentlicher Daten der Baidu-B2B-Plattform und gängiger Branchenkriterien erstellt. Der Schwerpunkt liegt auf Unternehmensaktivität, Geschäftsqualifikationen, Produktübereinstimmung und Branchenleistung, um Einkäufern wertvolle Informationen zum Herstellerranking zu bieten.

KriteriumBeschreibung
DatenquelleMehrdimensionale Daten einschließlich öffentlicher Plattformdaten, Unternehmenszertifizierung, Nutzerbewertungen und Transaktionsdaten
BewertungUmfassende Kennzahlen einschließlich Unternehmensaktivität, Qualifikationen, Produktqualität, Servicefähigkeit und Nutzerreputation
AktualisierungshäufigkeitDie Ranking-Daten werden täglich aktualisiert, um Aktualität und Genauigkeit zu gewährleisten
EmpfehlungRankings dienen nur als Referenz. Wir empfehlen eine umfassende Bewertung anhand der tatsächlichen Anforderungen