Changan cast limited company is a special enterprise run by the local people which mainly take part in many kinds of castings.  There are five sub-factory under the company.  the production ability is 40000tons per year. The company has been awarded the county, approved the privately import&export company by the economics and trade department, named aaa grade trustworthiness company by the bank, the provincial grade company which be attention to contract and keep word by the industry and commercial department.The mainly products of our company are as following: 1.Grey iron square single cover manhole covers A15 series ( Load test is 1.5tons according to EN124). From 300X300 to 800X800 2.Grey iron square double covers manhole covers A15 series(Load test is 1.5 tons according to EN124) From 300X300 to 800X800 3.Ductile iron square manhole covers B125 series (Load test is 12.5 tons according to EN124) From 300X300 to 900X900 4.Ductile iron square manhole covers C250 series (Load test is 25 tons according to EN124) From 300X300 to 900X900 5.Ductile iron square manhole covers D400 series (Load test is 40 tons according to EN124) From 300X300 to 1200X1200 6.Ductile iron square grids C250 series (Load test is 25 tons according to EN124) From 300X300 to 800X800 7.B125 Ductile iron round manhole covers (Load test is 12.5 tons according to EN124) 8.C250 Ductile iron round manhole covers (Load test is 25 tons according to EN124) 9.D400 Ductile iron round manhole covers (Load test is 40 tons according to EN124) 10.Abnormity manhole covers ( B125, C250 and D400) 11.Drum 12.Some other fittings for elevator    We have been through sgs en124certificate at 1998, have been through the ISO 9002 certificate by bsi, and have got the kitemark certificate at the same time. These international quality certificate may improve our all-around quality management, and will improve our products on the worthy and the competitive in international market.