OTL SERVICE
Eastern China
Address: No.1980, Changzhong Road, Jingan District, Shanghai
Post Code: 200070
Hotline: (+86) 21 6697 7151
Fax.: (+86) 21 668 37658
Southern China
Address: Highway 321, In front of Zhaoqing College, Zhaoqing, Guangdong
Post Code: 526040
Hot Line: (+86) 758 277 7086
Fax: (+86) 758 275 1209