2026 Top 10 Oil Casing Manufacturers in China

Shandong Lianheng Metal Materials Co., Ltd

Shandong Lianheng Metal Materials Co., Ltd., with its registered address at the east of Wuyishan Road, Dadong Steel Pipe Market, the first in the east of Liaohe Road, Liaocheng Economic Development Zone, Shandong Province, is registered by the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, and its legal representative is Li Lixin. Its business scope includes a general project: sales of metal materials; Sales of metal products; Sales of mechanical equipment; Sales of non-ferrous metal alloys; Sales of building materials; Sales of new metal functional materials; Sales of high-performance non-ferrous metals and alloy materials; Wholesale of hardware products; Sales of firefighting equipment; Sales of signs for transportation and public management; Sales of power facilities and equipment; Sales of plastic products; Sales of special labor protection equipment; Sales of non-metallic minerals and products; Operation of wires and cables; Sales of chemical products (excluding licensed chemical products); 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: Oil Casing, Track Steel, Square Tube

Xi'an Wanyuan Metal Materials Co., Ltd

Xi'an Wanyuan Metal Materials Co., Ltd., with its registered address at Rooms 501-503, Logistics Building, No. 7 Dongyuan Road, Chanba Ecological Zone, Xi'an City, Shaanxi Province, is registered with the Chanba International Port Branch of the Xi'an Municipal Administration for Market Regulation. The legal representative is Du Zhenchang, and its business scope includes general projects such as metal material sales; Sales of building materials; Sales of building decoration materials; Retail of hardware products; Wholesale of motorcycles and spare parts; Sales of chemical products (excluding licensed chemical products); Import and export of goods; Technology import and export; Import and export agency; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of metal materials; Steel rolling processing; Metal cutting processing services; Manufacturing of metal structures; Manufacturing and processing of doors and windows; Manufacturing of metal wire ropes and their products; Manufacturing of metal fittings for construction; Black metal casting; Sales of metal structures; Sales of metal cutting and welding equipment; Sales of instruments and meters; Sales of metal products; Sales of graphite and carbon products; Retail of motorcycles and spare parts; Retail of electronic components; Sales of valves and plugs; Sales of seals; Sales of electrical equipment; Sales of electrical instruments and meters; Sales of anti-corrosion materials; Sales of metal tools; Wholesale of hardware products; Sales of metal wire ropes and their 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: Oil Casing, Galvanized Square Tube, Galvanized Round Pipe