Welcome to Kumkang Industrial Co., Ltd. Through this web, we hope provide you with an overview of a dynamic construction company. We are very grateful for your interest towards our is always trying do best possible meet needs and requirements. The steel pipe ...

With the recent serious environmental damages caused by acid rain, photochemical smog, and greenhouse effect, concerns about air pollution are increasing rapidly all over world. As a result, companies to be forced keep strict regulations in near future. ...