2026 Top 10 Steel Knot Manufacturers in China

Middling coal Industry and Mining Materials Group Co., Ltd

Middling coal Industry and Mining Materials Group Co., Ltd., with its registered address at No. 11, North Kaiyuan Road, High tech Zone, Jining City, is registered by the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes general projects: special equipment manufacturing (excluding licensed professional equipment manufacturing); Sales of mechanical equipment; Mining machinery manufacturing; Sales of mining machinery; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of mechanical and electrical equipment; Sales of electrical and mechanical equipment; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic vacuum devices; Sales of electronic vacuum devices; Manufacturing of electronic components; Retail of electronic components; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Sales of railway transportation infrastructure equipment; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of household appliances; Sales of metal products; Manufacturing of non-metallic mineral products; Sales of mobile communication devices; Sales of IoT devices; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of building materials; Sales of metal materials; Sales of agricultural and sideline products; Research and development of emerging energy technologies; Specialized equipment repair; Mechanical equipment leasing; Software development; Software sales; Information system integration services; Intelligent control system integration; Domestic cargo transportation agency (except for projects that need to be approved according to law, independently carry out business activities according to law with the business license): Internet information service; Import and export of goods; Technology import and export; Manufacturing of railway transportation infrastructure equipment; 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, and specific business projects are subject to the approval results). Core products: Steel Knot, Large-Scale Equipment, Spraying Equipment

Beijing Gangganghao Environmental Protection Technology Development Co., Ltd

Beijing Ganggang Good Environmental Protection Technology Development Co., Ltd., with its registered address at 02-9, Zone B, No. 1 Road Lin2, Liqiao Town, Shunyi District, Beijing, registered with the Market Supervision Administration of Shunyi District, Beijing. The legal representative is Wei Yanming, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Daily life services for residents; Sales of metal materials; Sales of high-performance non-ferrous metals and alloy materials; Wholesale of electronic components; Retail of hardware products; Operation of wires and cables; Sales of paper products; Wholesale of motorcycles and spare parts; Battery sales; Manufacturing of refrigeration and air conditioning equipment; Electrical equipment repair; Sales of metal products; Wholesale of computer software, hardware, and auxiliary equipment; Sales of building materials; Installation services for environmental sanitation public facilities; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Planning and design management; Solid waste management; Sales of mechanical equipment; Import and export of goods; Recycling of renewable resources (excluding productive waste metals); Mechanical equipment leasing; Retail of electronic components; Loading and unloading handling; Construction of landscaping and greening projects; Urban greening management; Retail of motorcycles and spare parts; Electronic product sales; Processing of renewable resources; Sales 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: disposal of waste electrical and electronic products; Recycling of scrapped motor vehicles; Hazardous waste management; Road freight transportation (network freight); Urban household waste management services; Construction labor subcontracting; Construction project construction; The first type of value-added telecommunications services; Road freight transportation (excluding dangerous goods). (For projects that require approval according to 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.) (Business activities that are prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Steel Knot, Pharmaceutical Equipment On-Site, Demolition Of Steel Structure Factory Building

Wenzhou Junchi Steel Structure Co., Ltd

Wenzhou Junchi Steel Structure Co., Ltd., registered at Room 207-004, Building 5 and 8, Muxiang Jinyuan, No. 662 Wolong Road, Chashan Street, Ouhai District, Wenzhou City, Zhejiang Province (Wenzhou Mingtang Enterprise Service Co., Ltd. Mass Creation Space Trial Zone), registered with the Market Supervision Administration of Ouhai District, Wenzhou City, with Guo Ming as the legal representative. Its business scope includes general projects such as metal structure sales; Sales of building decoration materials; External contracting projects; Construction of metal doors and windows engineering; Construction of sports facilities engineering; Construction of earthwork engineering; Development of Building Information Modeling technology, technical consulting, and technical services; Geological exploration technology services; Engineering management services; Construction of landscaping and greening projects; Industrial engineering design services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; 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 in accordance with the law). Licensed project: Construction project construction; Construction project design; Residential interior decoration and renovation; Construction professional operations (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Steel Knot, Steel Structure Factory Building, Steel Structure Canopy