Yantai united steel structure co.,ltd is located in Yantai Economic and Technological Development Zone. It is a joint-stock limited company, specializing in the production of steel grating , steel grate and frame , trench grate , kerb grate ,storm pits cover , access cover grate , manhole covers.side entry grate , steel stair , steel ball stanchion , steel railing , aluminium grating and other light steel structure products The company has a complete computer-aided design system that can provide users with perfect steel grating layout design. The processing technology is superb and the product quality is excellent.
The "LIANHE" brand steel grating produced by the company complies with the Chinese YB/T4001.1-2007 standard. It can also be produced in accordance with the American ANSI/NAAMN standard and the British BS4592-1:1995 standard,Australia AS1657-1992 standard. It can also process non-standard steel grating products.
The company adheres to the principle of "honesty, quality first" and wholeheartedly provides customers with high-quality and efficient services.
Strong technical force and advanced equipment