Updated Aug 5, 2026 · Public platform & industry data

Aug 5, 2026 Updated

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2026 Top 10 Slot Box Manufacturers in China

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Top-rated Slot Box suppliers, How to choose a Slot Box manufacturer, Best Slot Box companies in China

The top 10 Slot Box manufacturers in China for 2026 are: Langfang Wanbo Cable Tray Co., Ltd, Chengdu Interstellar Electrical Equipment Co., Ltd, Guangdong Lianbiao Cable Tray Industrial Co., Ltd, Zaoqiang Haoyang Machinery Manufacturing Co., Ltd, Shandong Alto Electrical Equipment Co., Ltd, Shandong Weiteli Electric Co., Ltd, Hebei Yicheng Composite Materials Co., Ltd, Hebei Jingji Explosion proof Electrical Instrument Co., Ltd, Shandong Honghe Cable Tray Co., Ltd, Jiangsu Li'ao New Materials Technology 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: Slot Box, Seismic Bracing, Cable Tray

Top 2
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Chengdu Interstellar Electrical Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2013-04-07
Registered Capital10000K 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: Slot Box, Galvanized Cable Tray, Accessories

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: Slot Box, Spray Fireproof Bridge Frame, Galvanized Cable Tray

TOP4
Zaoqiang Haoyang Machinery Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2020-01-07
Registered Capital1000K CNY

Zaoqiang Haoyang Machinery Manufacturing Co., Ltd., with its registered address located on the west side of Wuguan Road, Matun Town, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision Administration of Zaoqiang County, Hengshui City. The legal representative is Zhang Yujie, and the business scope includes general projects such as metal cutting and welding equipment manufacturing; Sales of metal cutting and welding equipment; Manufacturing of plastic products; Sales of plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of metal structures; Sales of metal structures; Sales of communication equipment. (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: Slot Box, Fiberglass Ladder Bridge, Frp Cable Tray

TOP5
Shandong Alto Electrical Equipment Co., Ltd
Overall Score4.6 / 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: Slot Box, Support, Galvanized Cable Tray

TOP6
Shandong Weiteli Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2019-10-12
Registered Capital101600K CNY

Shandong Weiteli Electric Co., Ltd., with its registered address in Yangliu Town Industrial Park, Xintai City, Tai'an City, Shandong Province, is registered with the Market Supervision Administration of Xintai City. The legal representative is Zhu Yuewei, and its business scope includes general projects such as research and development of distribution switch control equipment; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of advanced power electronic devices; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Mining machinery manufacturing; Sales of mining machinery; Retail of electronic components; Wholesale of electronic components; General equipment manufacturing (excluding special equipment manufacturing); Sales of special equipment; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Sales of electrical equipment; Electrical equipment repair; Manufacturing of electrical accessories; Sales of electrical accessories; Operation of wires and cables; Sales of metal fittings for construction; Sales of intelligent instruments and meters; Sales of instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of lighting fixtures; Sales of firefighting equipment; Research and development of electronic specialized materials; Research and development of motors and their control systems; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of new energy prime mover equipment; Sales of new energy original equipment; Manufacturing of specialized electrical and mechanical equipment; Sales of high-performance sealing materials; Sales of seals; Manufacturing of general components; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Sales of hydraulic power machinery and components; Manufacturing of pneumatic power machinery and components; Manufacturing of non-ferrous metal alloys; Labor services (excluding labor dispatch); Engineering and technical research and experimental development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Design of civil nuclear safety equipment; Installation of civil nuclear safety equipment; Non destructive testing of civil nuclear safety equipment; Manufacturing of civil nuclear safety equipment; Electrical installation services; Installation, maintenance, and testing of power transmission, supply, and receiving facilities; Construction labor subcontracting; Construction professional operations; Installation, renovation, and repair of special equipment; 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: Slot Box, Aluminum Alloy Cable Tray, Hot Dip Galvanized Cable Tray

TOP7
Hebei Yicheng Composite Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2023-11-08
Registered Capital3000K CNY

Hebei Yicheng Composite Materials Co., Ltd., located 150 meters east of the intersection of Donghuan South Road and Zhandong Street in Zaoqiang County, Hengshui City, Hebei Province, was established on November 8, 2023. The registration authority is the Market Supervision Administration of Zaoqiang County, Hengshui City, and the legal representative is Wang Yingliang. Core products: Slot Box, Fiberglass Grating, Fiberglass Cable Tray

TOP8
Hebei Jingji Explosion proof Electrical Instrument Co., Ltd
Overall Score4.5 / 5
Est. Date1993-04-29
Registered Capital200080K CNY

Hebei Jingji Explosion proof Electrical Instrument Co., Ltd., registered at 801 Chaoyang South Street, Jizhou District, Hengshui City, with the registration authority of Jizhou District Market Supervision Administration and the legal representative of Zhou Lanyu, is engaged in the production and sales of various explosion-proof electrical appliances and chemical instrument accessories; New materials, cable trays, bus ducts, high and low voltage distribution cabinets. To engage in the export business of self-produced products and the import business of raw and auxiliary materials, machinery and equipment, and spare parts required by the enterprise, except for goods and technologies restricted or prohibited from import and export by the state. Prohibited by laws and regulations shall not be operated; Those that require approval shall not operate without approval; Prohibited by laws and regulations shall not be operated; Those that require approval shall not operate without approval**. Core products: Slot Box, Polymer Cable Tray, Composite Epoxy Resin Cable Tray

TOP9
Shandong Honghe Cable Tray Co., Ltd
Overall Score4.4 / 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: Slot Box, Cable Tray, Stainless Steel Cable Tray

TOP10
Jiangsu Li'ao New Materials Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2019-07-17
Registered Capital20000K CNY

Jiangsu Li'ao New Material Technology Co., Ltd., with its registered address at Room 115-1, Building B, No. 3 Rugang Road, Changjiang Town, Rugao City, Jiangsu Province, is registered with the Rugao Administrative Approval Bureau and represented by Gu Yu as the legal representative. Its business scope includes licensed projects such as construction projects; Construction labor subcontracting (projects that require approval by law and can only be carried out after approval by relevant departments, with specific business projects subject to approval results) General projects: research and development of new material technology; Promotion services for new material technology; Engineering and technical research and experimental development; Solar power generation technology services; Manufacturing of metal wire ropes and their products; Manufacturing of metal structures; Sales of metal structures; Wholesale of hardware products; Sales of fasteners; Information consulting services (excluding licensed information consulting services); Labor services (excluding labor dispatch); Import and export of goods; Sales of surface functional materials (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Slot Box, Photovoltaic Bracket (Steel), Sheet Metal Cabinet

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Wanbo Cable Tray Co., Ltd2014-03-19Slot Box, Seismic Bracing, Cable Tray10000K CNYNot Supported
Chengdu Interstellar Electrical Equipment Co., Ltd2013-04-07Slot Box, Galvanized Cable Tray, Accessories10000K CNYNot Supported
Guangdong Lianbiao Cable Tray Industrial Co., Ltd2015-09-08Slot Box, Spray Fireproof Bridge Frame, Galvanized Cable Tray11680K CNYNot Supported
Zaoqiang Haoyang Machinery Manufacturing Co., Ltd2020-01-07Slot Box, Fiberglass Ladder Bridge, Frp Cable Tray 1000K CNYSupported
Shandong Alto Electrical Equipment Co., Ltd2018-02-01Slot Box, Support, Galvanized Cable Tray29000K CNYSupported
Shandong Weiteli Electric Co., Ltd2019-10-12Slot Box, Aluminum Alloy Cable Tray, Hot Dip Galvanized Cable Tray101600K CNYSupported
Hebei Yicheng Composite Materials Co., Ltd2023-11-08Slot Box, Fiberglass Grating, Fiberglass Cable Tray3000K CNYNot Supported
Hebei Jingji Explosion proof Electrical Instrument Co., Ltd1993-04-29Slot Box, Polymer Cable Tray, Composite Epoxy Resin Cable Tray200080K CNYNot Supported
Shandong Honghe Cable Tray Co., Ltd2023-05-09Slot Box, Cable Tray, Stainless Steel Cable Tray10000K CNYNot Supported
Jiangsu Li'ao New Materials Technology Co., Ltd2019-07-17Slot Box, Photovoltaic Bracket (Steel), Sheet Metal Cabinet20000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of slot boxes, it is recommended to prioritize confirming product specifications such as material thickness, load-bearing capacity, and corrosion resistance level to ensure compatibility with technical requirements for cable laying or pipeline protection scenarios.
  • In different application scenarios such as industrial plants or data centers, the heat dissipation performance and flame retardant characteristics of slot boxes may become key indicators, and suitable models need to be selected according to actual environmental requirements.
  • 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 balance supply stability and long-term cooperation risks.
  • When purchasing slot boxes, it is usually necessary to pay attention to the supplier's project experience in vertical fields such as power and communication, and their industry performance can indirectly reflect the reliability of the product in actual engineering.

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