Shenzhen Group-Tek Electronics Technology Co.,Ltd
Add: No.1block,Weitai Rd.,Yingrenshi industrial park,Shiyan Street,Baoan District,Shenzhen City,China
P.C: 518108
Tel: +86-755-29810619锛�+86-755-29810576锛�
        +86-755-29810976锛�+86-755-29810382
Fax: +86-755-29810159
E-mail: sales@group-tek.com
Website: http://www.group-tek.com

KADA Technical Innovation Co.,Ltd
Add: Bei Si Huan Road,Haidian District,Beijing City,China
Tel: +86-10-82883723
Fax: +86-10-82884829

Shanghai Huizi Electronics Technology Co.,Ltd
Add: Minhang District, Shanghai City,China
Tel: +86-21-64539626
Fax: +86-21-64534665

Fuzhou Sanfan Electronics Co.,Ltd
Add: Taijiang District, Fuzhou City,Fujian Province,China
Tel: +86-591-83339917锛�+86-591-83318779
Fax: +86-591-83325969

Wuhan Group-Tek Electronics Technology Co.,Ltd
Add: Hongshan District, Wuhan City,Hubei Province,China
Tel: +86-27-67849723
Fax: +86-27-67849723

Wahsonic Precision Co.Ltd
Add: HsinChu City, Taiwan
Tel: +886-3-5358977
Fax: +886-3-5322132