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No.2, Haiyang Road, Haiyu Town,Changshu alty Steel Co., Ltd in Changshu, Jiangsu Province manufactures seamless pipes and tubes with annual capacity of 30,000 tons of such pipes and tubes as well as 10,000 tons of nickel-based alloy pipes and tubes. The products are exported to America, Europe, Middle East, Southeast Asia, and Taiwan primarily for the use in the automobile, boiler, nuclear energy, petrochemical, power generation, and shipbuilding industries.

The Sweden-based OutoKumpu and Walsin Lihwa's Yenshui and Yantai plant provide materials and various grades of steel to the Changshu Walsin, enabling the Changshu operation to provide a complete product sizes and guarantee outstanding product quality. Moreover, complete test facilities at this plant help meet the Chinese National Standards (Guobiao), Japanese Industrial Standards (JIS), European Norm (EN), and RCC-M (Règles de Conception fundamentals for nuclear manufacturers), having the American Society for Test and Material (ASTM) Certificate, American Society of Mechanical Engineering (ASME) Certificate, Deutsches Institut für Normung (DIN) Certificate, too, to meet customer requirements for quality. Changshu Walsin provides stainless steel seamless pipes and tubes with outside diameters of 6 - 426 mm and wall thickness of 0.50 - 36 mm. Such corrosion-, erosion-, and heat-resistant pipes and tubes are primarily provided to chemical engineering, chemical fertilizer, and oil refining plants as well as boiler heat exchange exchangers.