2026 Top 10 Welded Pipe Manufacturers in China Yunnan

Yunnan Dihong Trading Co., Ltd

Yunnan Dihong Trading Co., Ltd., with its registered address at No. 505, Office Building 2, Tiejijun Logistics Park, Hongxi Road, Luoyang Street Office, Kunming Economic Development Zone, Yunnan Province. The registration authority is Kunming Market Supervision Administration, and the legal representative is Lai Wenqin. Its business scope includes the sales of building materials, mechanical equipment, hardware products, electronic products, and metal materials; Steel structure engineering; Design, produce, represent, and publish various types of domestic advertisements; Development and application of computer software and hardware. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welded Pipe, Galvanized Coil, Steel Structure Fabrication

Yunnan Gangyi Trading Co., Ltd

Yunnan Gangyi Trading Co., Ltd. is registered at Room 101, Building 1007, No. 1, Tiejiji Logistics Park, Hongxi Road, Guolin Community, Luoyang Street Office, Economic Development Zone, Kunming Area, China (Yunnan) Pilot Free Trade Zone. The registered authority is Kunming Market Supervision Administration, and the legal representative is Zhang Kuangping. The business scope includes licensed projects such as construction engineering design. (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: domestic trade agency; Manufacturing of metal structures; Mold manufacturing; Mold sales; Manufacturing of new building materials (excluding hazardous chemicals); Manufacturing of lightweight building materials; Sales of building materials; Wholesale of hardware products; Engineering cost consulting services; Mechanical equipment leasing; Technology intermediary services; Operation of road freight transport stations; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing and processing of doors and windows; Steel rolling processing; Rolling and processing of non-ferrous metals; Non metallic waste and debris processing; Processing and treatment of metal waste and debris; Retail of hardware products; Operation of wires and cables; Sales of valves and plugs; Sales of insulation materials; Sales of lightweight building materials; Sales of building blocks; Fiber optic cable sales; Fiber optic sales; Sales of anti-corrosion materials; Wholesale of daily necessities; Sales of daily necessities; Sales of non-metallic minerals and products; Sales of metal materials; Municipal facility management; Sales of metal wire ropes and their products; Sales of new metal functional materials; Sales of metal chains and other metal products; Sales of metal cutting and welding equipment; Sales of metal cutting machine tools; Sales of high-performance non-ferrous metals and alloy materials; Sales of concrete structural components; Road freight transportation of ordinary freight vehicles with a total weight of 4.5 tons or less (excluding online freight and dangerous goods); Sales of building waterproofing membrane products; Sales of refractory materials; Bearing sales. (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: Welded Pipe, H-Beam, Galvanized Pipe

Kunming Economic and Technological Development Zone Hengjian Steel Business Department (Individual Industrial and Commercial Household)

Hengjian Steel Business Department of Kunming Economic and Technological Development Zone (Individual Industrial and Commercial Household), with registered address at Building 3, Block 006, Dachong Community Neighborhood Committee, Luoyang Street Office, Kunming Area Economic Development Zone, China (Yunnan) Pilot Free Trade Zone, registered with Kunming Market Supervision and Administration Bureau, legal representative Huang Qianfeng, and business scope including general projects: metal material manufacturing; Sales of steel reinforcement products for construction; Scale manufacturing; Manufacturing of metal structures; Steel rolling processing; Production of bearing steel products; Sales of building materials; Sales of furniture spare parts; Sales of daily necessities; Sales of non-ferrous metal alloys; Wholesale of hardware products; Manufacturing of hardware products; Sales of metal chains and other metal products (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).. Core products: Welded Pipe, , Second Hand Rack Pipe

Yunnan Hancheng Trading Co., Ltd

Yunnan Hancheng Trading Co., Ltd., registered at No. 2-1, Block C, Tiejijun Logistics Park, No. 4-1-2 Hongxi Road, Luoyang Street Office, Kunming Economic Development Zone, China (Yunnan) Pilot Free Trade Zone, registered with Kunming Market Supervision and Administration Bureau, with Qiu Long as the legal representative. Its business scope includes general projects such as sales of building materials; Sales of metal materials; Wholesale of hardware products; Sales of plastic products; Sales of rubber products; Leasing of construction machinery and equipment; Domestic trade agency (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: Welded Pipe, Galvanized Pipe, Second Hand Steel Formwork

Shandong Iron and Steel (Yunnan) Steel Materials Co., Ltd

Shandong Iron and Steel (Yunnan) Iron and Steel Materials Co., Ltd., with its registered address at No. 6-8, Building B5, Kunming Pan Asia Baoxiang Logistics Park, Dachong Community Neighborhood Committee, Luoyang Street Office, Kunming Economic Development Zone, China (Yunnan) Pilot Free Trade Zone. The registered authority is Kunming Market Supervision Administration, and the legal representative is Miao Chao. Its business scope includes general projects: sales of steel reinforcement products for construction; Sales of high-quality special steel materials; Sales of non-ferrous metal alloys; Sales of metal structures; Sales of metal materials; Sales of high-performance non-ferrous metals and alloy materials; Sales of building materials; Sales of building decoration materials; Sales of metal wire ropes and their products; Manufacturing of metal structures; Manufacturing of metal materials; Sales of metal products; Bearing sales; Scale sales; Sales of non-metallic minerals and products; Sales of lightweight building materials; Sales of synthetic materials; Operation of wires and cables; Manufacturing of metal daily necessities; Sales of building waterproofing membrane products; Sales of cement products; Sales of fasteners; Sales of metal chains and other metal products; Sales of metal packaging containers and materials; Sales of special equipment; Sales of mechanical equipment; Sales of pipeline transportation equipment; Sales of firefighting equipment; Sales of high-quality synthetic rubber; Sales of new metal functional materials; Sales of intelligent warehousing equipment; Wholesale of hardware products; Retail of hardware products; Sales of electrical equipment; Sales of office equipment; Sales of security equipment; Domestic trade agency; Steel rolling processing; Ferroalloy smelting; Rolling and processing of non-ferrous metals; Research and development of new material technology; Installation services for ordinary mechanical equipment; Information technology consulting services; 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: Welded Pipe, Grouting Pipe, I-Beam

Yunnan Baoxiang Engineering Materials Co., Ltd

Yunnan Baoxiang Engineering Materials Co., Ltd., with its registered address at No. 3-5, Building C5, Kunming Pan Asia Baoxiang Logistics Park, Dachong Community, Luoyang Street Office, Economic Development Zone, Kunming, China (Yunnan) Pilot Free Trade Zone, is registered with the Kunming Municipal Administration for Market Regulation and represented by Li Daming. Its business scope includes general projects such as non-ferrous metal alloy manufacturing; Rolling and processing of non-ferrous metals; Manufacturing of metal structures; Wholesale of hardware products; Sales of steel reinforcement products for construction; Sales of building materials; Sales of metal products; Sales of molding materials for casting; Sales of firefighting equipment; Sales of metal tools; Sales of security equipment; Operation of wires and cables; Sales of metal wire ropes and their products; Sales of electrical accessories; Sales of superconducting materials; Sales of chemical products (excluding licensed chemical products); Sales of new organic active materials; Sales of new membrane materials; Sales of rubber products; Sales of mechanical and electrical equipment; Electrical equipment repair; Sales of high-performance fibers and composite materials; Sales of soft magnetic composite materials; Sales of cement products; Sales of asbestos cement products (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).. Core products: Welded Pipe, Mpp Tube, Galvanized Steel

Kunming Economic and Technological Development Zone Gangyi Steel Business Department

Kunming Economic and Technological Development Zone Gangyi Steel Business Department, with its registered address at No. 125-1, Building E, Baoxiang Logistics Park, Luoyang Street Office, Kunming Economic Development Zone, China (Yunnan) Pilot Free Trade Zone, registered with Kunming Market Supervision and Administration Bureau, and represented by Lai Yuchao as the legal representative. Its business scope includes general projects such as metal material manufacturing; Sales of metal structures; Sales of metal materials; Sales of steel reinforcement products for construction; Sales of building materials (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: Welded Pipe, Cold Drawn Wire, Floor Deck