Doanh Nghiep TN Vang Bac Ninh Chien Address: Tieu Khu 1, Yen Chau Town, Yen Chau District, Son La Province Enterprise code: 5500503610 Phone: 0915723997 Representative: Doan Ngoc Chien Adress: Tieu Khu 1, Yen Chau Town, Yen Chau District, Son La Province Yen Chau Town, Yen Chau District, Son La ProvinceFounding date: 30 - 6 - 2014