The main products of the rolling mill are "rollers and roller rings for large hot-rolled steel (H-shaped steel), and also rollers for large and medium-sized round bars, bars and wires, medium and wide strip steel, narrow strip steel, etc." The smelting level of "large alloy steel, semi-steel, graphite steel BD rollers, large roller rings, high-speed steel working rollers, etc." has an absolute advantage in the same industry, and the "Sanxin brand high-speed steel rolling mill" has won the title