Contacts: Mr. Gary YU (Sales manager)

Tel: +86-20-2917 2188

Fax: +86-20-2296 6343

Mobile: +86-136-32954648

Email: Gary@sounddo.com

Gary@soundoLtd.com

Garyu@126.com

Wechat/WhatsApp:

+86-136-3295 4648,

Skype: Gary_j05

QQ: 1476650176