Xinxin Gem Technology Group LLC

who we are: gem is a leading designer and manufacturer of package, coating, metallization, and ceramic submount for optical, telecom communication, infrared detective, laser, power device, automobile industry, and so on. we have more than 200 employees, six subsidiary companies, and three manufactories which have 6100 square meters of workshop area and more than 3000 square meters cleaning room, and offer world-class quality sapphire windows, to window, infrared package, wafer package, ceramic submount, and ceramic package. what we do: with iso9001 quality management system and core ip technology innovation platform, gem does offer the following products and solutions: 1. visible near-infrared plane light window (sapphire, quartz, k9, etc.) 2. ball lens, to cap  with optical window components 3. the endoscope package window and components 4. ceramic  film components 5. optical components why us: gem is a high-tech enterprise invested by a group of outstanding optical film experts fo