Luoyang Dan Ding Import And Export Trade Co., Ltd. is a manufacturer of abrasives and refractories with well-equipped testing facilities strong technical force. With wide range, good quality, reasonable prices stylish designs, our products are ...

We are a specialized import and export company. have been handling the mineral chemical materials for more than twenty years. At present, we exporting thirty kinds of to Europe East Asia, receiving very good reputations from our customers. Our company also ...

Founded in 1998, Beijing Zhong Cheng Quartz Glass Co., Ltd. (ZCQ for short) represents a high-tech supplier manufacturing quartz, optical glass, crystal glass products and molding tools located Changping District, Beijing, China. Our main customers are ...

Sebit Co., Ltd. is the young company, concentrating our effort on manufacturing and selling quartz glass semiconductor machine development, as venture enterprise succeeded in developing procedure for first time Korea with leading men field of wafer ...