Tel No.:     0086-21-56570836 *602
Fax No.:   0086-21-56696728

Mobile:    0086 181 0169 1090
Wechat:   0086 138 1682 7232 
Skype:      sound-sales
QQ:           1770059665

Email:      info@sounda.com.cn
Web:        www.sounda.com.cn

Add:        Room 811, Building 1, Lane 111, Luxiang Road, Baoshan
            District, Shanghai, 201907, P.R.China.