Nam Son LTD Address: Tan Tien Hamlet, Son Duong Town, Son Duong District, Tuyen Quang Province Enterprise code: 5000214201 Phone: 0207835203 Representative: Hoang Anh Tuan Adress: Tan Tien Hamlet, Son Duong Town, Son Duong District, Tuyen Quang Province Son Duong Town, Son Duong District, Tuyen Quang ProvinceFounding date: 3 - 12 - 2001