Epocoat

Heraeus Quarzglas counts itself among the technology leaders and materials specialists for the manufacture and processing of high-purity fused silica.

Shanghai Qifuqing Material Technology Co., Ltd., established in December 2004, is a high-tech enterprise specializing in the research and development, production, and sales of chemical products. The company's main products are polyvinylpyrrolidone PV

Nantong Hengxing Electronic Materials Co., Ltd. is located in the northern suburbs of Hai'an County on the coast of the Yellow Sea, covering an area of 12000 square meters. It has a standard factory building of 6500 square meters, with a superior geo