Address and contact information Office address: 6-6-A, West Zone, No.5/KLOC-0, Third Street, Tianjin Economic and Technological Development Zone

Postal code: 300457

Tel: 022-662 16888

Fax: 022-66285277

E-mail: tjs_otc@ 163.com

Website: www.tjsoc.com

Address of business hall: Building 8, Financial Street Phase II, No.52 Xincheng West Road, Tianjin Economic and Technological Development Zone 108

Postal code: 300457

Tel: 022-662866 1

Fax: 022-66286662

E-mail: tjs_otc@ 163.com