Panyu Laboratory（Headquarters）:

Add: GTT Building, No.1-2, Zhujiang Road, Chaotian Industrial Zone, Shilou Town, Panyu District, Guangzhou, Guangdong, P.R.China
Tel: 0086-20-61994598  61994599

Fax: 0086-20-61994597

Web:http://www.gtt.net.cn

Haizhu Laboratory:

Add: No.35-2, Caofangwei, BinjiangMiddle Road, Haizhu District, Guangzhou.

Tel: 0086-20-34402328  34402339

Fax: 0086-20-34402337

Shanghai Office:

Add: Room 1607, No.1701 Beijing West Road, Jing’an District, Shanghai.

Tel: 0086-21-51572224

Fax: 0086-21-51572225

Zhongda Office:

Add: Room SC044, 3/F Southern Area, Changjiang (China) Fabrics & Accessories Center,

No.389 Ruikang Road, Haizhu District, Guangzhou.

Tel: 0086-20-34479870

Fax: 0086-20-34479870

Baima Office:

Add: -1/F, Baima Building, No.16 Zhannan Road, Yuexiu District, Guangzhou.

Tel: 0086-20-86228486

Fax: 0086-20-86228486