Dau Tu HDQ Joint Stock Company Address: No 58, Thac Ma 5 Street, Khu Tai Dinh Cu Thac Ma, Dong Kinh Ward, Lang Son City, Lang Son Province Enterprise code: 4900862732 Phone: 0942968696 Representative: Dam Duc Hai Adress: Tieu Khu 5, Nham Bien Town, Yen Dung District, Bac Giang Province Dong Kinh Ward, Lang Son City, Lang Son ProvinceFounding date: 7 - 4 - 2020