Facility

GRINM Guojing – Beijing Advanced Materials Facility

Subsidiary of GRINM Group (General Research Institute for Nonferrous Metals), located in the Beijing area. Produces optical-fiber high-purity GeCl4 and SiCl4 alongside CVD ZnS, ZnSe, and chalcogenide glasses. State-backed; serves Chinese domestic fiber optic and infrared optics sectors. Founded March 2015 as a commercialization vehicle for GRINM research-to-production scale-up.

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