Gemme Imp&Exp Company Limited

Gemme Chemical Company Limited is a specialized chemical enterprise engaged in the manufacture, R&D and distribution of barium sulfate products.     With the kind attention and patronage of domestic and foreign manufacturers, Gemme consistently adheres to the foundation of development of setting store by science and laying stress on innovation. Gemme has joined hands with the relevant universities and scientific research institutes successively and established close technological cooperation and academic exchange mechanism with them. In addition, with the continuous in-depth research and technological improvement, we have completely upgraded product quality and established a comprehensive system for controlling technological processes and final product quality, and then proceed to become a leader as well as a key supplier in the barium sulfate chemical industry. A part of our products satisfy ASTM F963 (U.S.) and EN71: Part 3 (Europe) standards and all the specif... [详细介绍]