Refractech chemicals promoted under the leadership of Mr. Gopalakrishnan V, in 1988 who had more than three decades experience field sourcing raw-material needs Australian Chemicals & Pharmaceutical Industry Australia from various reputed overseas ...

Zhengzhou Hengyuan diamond products company, is specializing in the production of and cubic boron nitride ( CBN ) high-tech enterprises. The company strong technical force, product development ability strong, operation staff skilled, high technology ...