Khoang San Yen Bai VPG Joint Stock Company Address: No 623, Dien Bien Street, Minh Tan Ward, Yen Bai City, Yen Bai Province Enterprise code: 5200190029 Phone: 02163852554 Representative: Truong Ngoc Hoan Adress: Civil Group 48, Hong Ha Ward, Yen Bai City, Yen Bai Province Minh Tan Ward, Yen Bai City, Yen Bai ProvinceFounding date: 11 - 9 - 2001