Dau Tu Khai Thac Khoang San DT69 Joint Stock Company Address: No 28, Luong The Vinh 2 Street, TDP Nam Giang, Xuong Giang Ward, Bac Giang City, Bac Giang Province Enterprise code: 2400939260 Phone: 0845119555 Representative: Hoang Trong Tan Adress: Hung Thinh, Tu Mai Commune, Yen Dung District, Bac Giang Province Xuong Giang Ward, Bac Giang City, Bac Giang ProvinceFounding date: 25 - 5 - 2022