Email:info@szosto.com
Tel:(86-755）29162710
Fax:(86-755）27377078
Add：21/F,Unit 4,Building 2,Zhongxin Longsheng Square,Longdong Community,
Longgang street,Longgang area,Shenzhen city,Guangdong province,China
Factory add : No.43,Longfeng Road,Xinsheng,Longgang,Shenzhen,China
Zip code:518116
