Swiss Grandstone Watch Industry (HK) Co., Ltd.

Hong Kong: Room 1501, 15/F, Eastern Commercial Centre, 397 Hennessy Road, Wanchai, Hong Kong.

Phone: + 852-90179622   E-mail: grandenhk@163.com

Mainland China: Room 1332, Ruifeng Business Center, Kaichuang Road, Huangpu District, Guangzhou, Guangdong, China.

Phone: + 86-20-38055266

Mobile: 86-18903079520 (Mr.Tony Huang)

E-mail: grandenhk@163.com