Shenzhen Yaxuan Technology Co., Ltd 

Contact: Mr. Zhou
Mob: +86 13923455945
Tel: 0755-29594581 / 29594582
Fax: 0755-29594583
E-mail: info@soundbang.net
Add: 2F&6F Building A, Jiuwei 3rd Industrial Zone, HangCheng Subdistrict, BaAn District, Shenzhen, China