Our company is located in jiaxing city. The new JIYUAN moulding manhole cover and water grate prepared by unsaturated polyester resin industrial chemicals and reinforcing steel bar mold under high-temperature mould pressing, is a new environmental-protection-type product...The product have been fested by the National Testing Centre for Chemistry Building-Material and the test results have shown that all performance parameters of the products could meet and even exceed the CJ/T121-2000STANDARD SET DOWN BY MINISTRY OF CONSTRUCTION, which suggests its lead position in China.