Zhejiang Langdao Electric Co., Ltd. is a manufacturer specialized in insulation protection products for high-voltage transmission and distribution system. It has advanced production technology foreign high-quality raw material, mainly engaged the of radiation cross-linked thermal ...

Our company successively cooperated with our domestic departments and universities an colleges.Moreover,mechanical proprties test,physical chemical performance test,presusure resistance test,partial discharge test heating cycle have been organized.With strong scientific ...

Changchun Huanjie Packaging Materials Co., LTD is established in Nov. 23 2011. It located at city, the capital of Jilin province. The principle our company "small profits and quick returns, win-win cooperation, integrity first-class service." At present providing materials for ...