180,000 tons of various steels are stored in 36,000 square meters of warehouses in Liaocheng and Tianjin. So far, Damai Metal has built a first-class seamless steel pipe hot-rolled and cold-drawn production line, as well as high-frequency welding and submerged arc welding production lines. The company has always adhered to the standards of authoritative organizations such as EN, API, GB, ASTM, DIN, JIS, and ISO. The annual production of seamless steel pipes and welded steel pipes of different standards reaches 690,000 tons. Products are widely used in petroleum, chemical, pharmaceutical, papermaking, shipbuilding, food, nuclear power, ammunition and other industries.