About

GemTech Optoelectronics Corp. is one of the many high technology businesses Cheng Loong Group invested in. ITO conductive glasses are the main products of GemTech. Over the years, we have received high recognition from major Japanese, Korean, European, American, Taiwanese, and Chinese companies in the industry for our highly professional sputtering technologies and excellent products.

GemTech is also one of the few manufacturers all over the globe that can do large-size coating. Currently, we have built up cooperation and formed strategic alliances with well-known companies both at home and abroad.

GemTech Optoelectronics Corp.