For decades，changjia always see technology and quality as a fundamental，the pursuit of hagh-end technology improve the quality of products.Theinnovaition idea makes its building at high quality standards.
Taking the advantage of the technology,combined with intelligent at the same time.The versatility of the series product is stand out,provding customers with real value.
100% independent research and development manufactur- ing high quality products.Exported over 10 countries in Europe，Lation America,Africa,Asia..etc
Huge color steel hypermarket-prefabricated house matched plate
Membership of Shanghai
Steel Structure industry association
China famous brand
Variety of floor dieck supplier
Sandwich panel supplier
Contaiiner product supplier
Lightgague steel house contractor
Steel structure contractor