Headquarters 

Shenzhen Chang Universal Electronics Co., Ltd.

RM 2604, Block A, Xingzhan Square, South Ring Road, Shajing Street,

Bao'an District, Shenzhen 518125

Tel: +86-755-27233339

Fax: +86-755-27233936

Email/Skype: ywb3@szhycdz.com

East China Marketing Branch 

Suzhou Shen Yu Sheng Electronics Co., Ltd.

No. 81, Xingwu Road,

Wuzhong District, Suzhou city

Tel: +86-512-66057963

Central China Production Base

Henan Huanyuchang Electronics Technology Co., Limited

Runan Industrial Park, Runan County,

Zhumadian City, Henan Province

Tel: +86-396-3590668