2026 Top 10 Seamless Square Tube Manufacturers in China

Shandong Shengde Xinmiao Metal Materials Co., Ltd

Shandong Shengde Xinmiao Metal Materials Co., Ltd., with its registered address at No. 112, Fulaozhuang Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone. The legal representative is Fu Defang, and its business scope includes general projects such as metal material manufacturing; Sales of metal materials; Steel rolling processing; Production of bearing steel products; Wholesale of hardware products; Sales of building materials; Operation of wires and cables; Sales of valves and plugs; Sales of anti-corrosion materials; Sales of insulation materials; Sales of mechanical parts and components; Sales of building waterproofing membrane products; Sales of mechanical equipment; Sales of metal products; Rolling and processing of non-ferrous metals; Import and export of goods; Sales of firefighting equipment. (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: Seamless Square Tube, Copper Coin, Aluminum Plate

Shandong Yizhong Metal Products Co., Ltd

Shandong Yizhong Metal Products Co., Ltd., registered at No. 20, Jihai Village West, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, with Ji Linjian as the legal representative. Its business scope includes general projects: sales of metal products; Sales of metal materials; Sales of metal structures; Sales of metal tools; Sales of high-quality special steel materials; Sales of non-ferrous metal alloys; Wholesale of hardware products; Sales of building materials; Sales of steel reinforcement products for construction; Sales of metal fittings for construction; Sales of metal wire ropes and their products; Sales of metal chains and other metal products; Sales of metal cutting and welding equipment; Sales of forgings and powder metallurgy products; Sales of mechanical equipment; Sales of mechanical parts and components; Sales of electronic components and electromechanical equipment; Sales of mechanical and electrical equipment; Sales of graphite and carbon products; Sales of high-performance non-ferrous metals and alloy materials; 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: Seamless Square Tube, Seamless Steel Pipe

Shandong Shengchen Metal Products Co., Ltd

Shandong Shengchen Metal Products Co., Ltd., whose registered address is located at Room 001, No. 16, Indoor Warehouse, West Guangfu Liu Village, 100 meters south of the intersection of Mount Taishan Road and Luanhe River, Jiangguantun Office, Liaocheng Economic and Technological Development Zone, Shandong Province. The registration authority is the Market Supervision Administration of Liaocheng Economic and Technological Development Zone, and the legal representative is Mao Xiuchun. Its business scope includes general items: sales of metal products; Steel rolling processing; Rolling and processing of non-ferrous metals; Manufacturing of metal structures; Manufacturing of metal materials; Research and development of metal products; Sales of metal materials; Sales of metal structures; Retail of hardware products; Metal surface treatment and heat treatment processing. (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: Seamless Square Tube, Square Tube, Seamless Square Tube

Shandong Youpeng Steel Pipe Manufacturing Co., Ltd

Shandong Youpeng Steel Pipe Manufacturing Co., Ltd., registered at No. 101, Yilian Machinery Manufacturing Co., Ltd., No.1 Laoshan Road, Liaocheng Economic and Technological Development Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, with Jia Xilian as the legal representative. Its business scope includes the sales of steel pipes, steel plates, round steel, profiles, and stainless steel materials; Production and sales of seamless steel pipes, special-shaped pipes, and square and rectangular pipes. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Seamless Square Tube, Large Caliber Square Tube, Seamless Square Tube

Tianjin Changda Hengxin Steel Sales Co., Ltd

Tianjin Changda Hengxin Iron and Steel Sales Co., Ltd., with its registered address at 4-506, Northwest Chen Building, Jingjin Road, Beichen District, Tianjin. The registration authority is the Market Supervision Administration of Beichen District, Tianjin, and the legal representative is Ge Mizhen. Its business scope includes wholesale and retail of metal materials, alloy pipes, seamless pipes, high-pressure boiler pipes, stainless steel pipes, stainless steel plates, color coated plates, hardware and electrical equipment, building materials, and chemical products (excluding hazardous chemicals and easily produced drugs); Engage in import and export business permitted by national laws and regulations. (If the state has exclusive or special regulations, they shall be handled in accordance with the exclusive or special regulations.). Core products: Seamless Square Tube, Box Board, Rectangular Pipe

Shandong Yuanfang Metal Technology Co., Ltd

Shandong Yuanfang Metal Technology Co., Ltd., registered at Room S-A-502, New Economic Industrial Park, 58, southeast corner of Jiliao First Class Road and East Outer Ring Road, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, China. The registration authority is the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone, and the legal representative is Han Qiuju. The business scope includes general projects: research and development of metal products; Manufacturing of metal materials; Sales of metal materials; Steel rolling processing; Production of bearing steel products; Wholesale of hardware products; Sales of building materials; Operation of wires and cables; Sales of valves and plugs; Sales of anti-corrosion materials; Sales of insulation materials; Sales of mechanical parts and components; Sales of building waterproofing membrane products; Sales of mechanical equipment; Sales of metal products; Rolling and processing of non-ferrous metals; Import and export of goods; Sales of firefighting equipment; Sales of new metal functional materials. (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: Seamless Square Tube, Aluminum Tube, Aluminum Plate

Shandong Yahui Metal Materials Co., Ltd

Shandong Yahui Metal Materials Co., Ltd., registered at Room 218-1, Office Building, Yijia Textile Institute, No. 291 Liaohe Road, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, with Zhu Yujie as the legal representative. Its business scope includes general projects: sales of metal materials; Sales of metal products; Wholesale of hardware products; Sales of signs for transportation and public management; Sales of non-ferrous metal alloys; Sales of metal structures; Sales of building materials; Sales of metal tools; Sales of high-performance non-ferrous metals and alloy materials; Sales of high-quality special steel materials; Sales of chemical products (excluding licensed chemical products); Sales of rubber products; Sales of special equipment; Sales of new metal functional materials; Sales of metal chains and other metal products; Sales of forgings and powder metallurgy products; Sales of anti-corrosion materials; Sales of valves and plugs; Sales of metal fittings for construction; Sales of mechanical parts and components; Mold sales; Sales of insulation materials; Sales of steel reinforcement products for construction; Sales of non-metallic minerals and products; Sales of functional glass and new optical materials; Import and export of goods; Technology import and export. (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: Seamless Square Tube, The High-Pressure Alloy Pipe, Medium Thick Walled Seamless Pipe