HUANYI INDUSTRY (HONG KONG) LIMITED

Address:Room 803, Chevalier Building, 45-51 Chatham Road South, 

Tsim Sha Tsui, Kowloon, Hong Kong

DONGGUAN HUANYI INSTRUMENTS TECHNOLOGY CO.,LTD

Address: No.169, Zhongxing North Road, Dongkeng Town, Dongguan City

Tel : +86  0769-83482055

Fax : +86  0769-83482056

Phone number :+86 15338361334

E-mail : dg@huanyi-group.com