China Sciences Hengda Graphite Co., Ltd. (formerly known as Hubei Ltd.) is located in Yichang City of Province, the world famous hydroelectric power city. We are a professional graphite sealing manufacturer mainly dealing with mine exploitation, acidification, yarn and products. Our ...

Located in Qingdao City of ShanDong Province, Duratight is a professional and reliable manufacturer graphite related products. All kinds products are extensively applied those industrial fields such as petroleum, chemical industry, electric power. Our operation team firmly believes ...

Zhengzhou Protech Technology Co., Ltd-owned by Protech(China) Holding Litmited, is founded a group of technology enthusiastic people who are devoted to probing the newest and innovation in different fields, serving various clients worldwide for its applications. We have our own ...