Khoang San Trung Khanh Joint Stock Company Address: Thanh Van Hamlet, Hung Duc Commune, Ham Yen District, Tuyen Quang Province Enterprise code: 5000877791 Phone: 0965714565 Representative: Duong Van Thuan Hung Duc Commune, Ham Yen District, Tuyen Quang ProvinceFounding date: 13 - 8 - 2020