Complaint
| 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. |
Sump Grates & Frames:
We produce all any size sump grates and frames:
Galvanised Kerb Intel Grate and Frame :
Galvanised Trench Grate and Frame :
Galvanzied V type grate:
We produce a variety of Galvanzied V type grate :
Galvanzied safte grate and frame:
.Certificate:
