All Businesses in China

GWS Environmental Equipment Co., Ltd.

Focus Optoelectronic Technology.

3CEMS Group Prime Base Inc.

Totking Technology Co., Ltd.

Shenzhen SMTfly Electronic Equipment Manufactory Ltd.

Shengyi Technology Co., Ltd.

Suzhou ETRON Technologies Co., Ltd.

Elite Electronic Material (Kun Shan) Co., Ltd.

DCT Co., Ltd.

China Electronics Technology Instruments Co., Ltd.