2002 Establishment of Jia Cheng adhesive products co Ltd.
> MP of Mobile Phone & Notebook Protective film /Mylar /
Composite synthetic graphite sheet.
2010 SZ KOAN Technology Manufactory Ltd
>MP Watch cover glass & Mobile Phone camera Lens
2012 TW Dong Ding Technology co Ltd
> MP Graphite sheet & die cut manufacture.
2016 DG KODAN Technology co Ltd
> MP of 3C Product ,Watch Cover Glass, Touch Panel
Glass & Camera Lens ….. manufacture.