Dongguan Keynote Nano Technology Co., Ltd. is a professional in vacuum coating processing services, mainly in high-tech companies. The chemical vacuum coating vacuum vapor deposition process, namely parylene CVD technique; The parylene coating products with high insulation strength and resistance to high temperature, corrosion resistance, acid and alkali resistance, lubrication, dustproof, waterproof, anti rust, transparent, waterproof, anti - aging, biocompatible role; In the field of medical design and manufacturing, biomedical, automotive electronics, aerospace, military industry door, control system, protection of cultural relics widely used. Is a professional engaged in nano vacuum coating and surface treatment of high and new technology enterprises.