1992

Fuzhou Kefeng Laser Technology Co., Ltd., the predecessor of CASTON INC. was established

1995

Fuzhou Casix Optronics INC, and Casix Optronics Manufacturer Ltd. Became a professional non-linear crystal enterprise

2001

Due to the change of business, Fuzhou Casix Optronics INC.officially separated from the common management system

2008

CASTON INC, formally took over KASTON Optronics Manufacturer Ltd. and retained all the equipments and professional and technical pesonnel KASTON had have