Kingray new materials science & technology company

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1. synthetic diamond

Kingray has more than twenty years' experience in developing and producing synthetic diamond and enjoys good fame in the domestic market for its strong R&D, advanced techniques, strict quality control system and perfect after-sale service.

2. electrolytic manganese

Electrolytic manganese metal is an important raw material used in various fields such as metallurgy,chemical and electronic industries, etc. Kingray has one holding company Guizhou Songtao Goldland Manganese Co., LTD and a branch in Songtao ...