Dau Tu Khoang San Yen Thuy Joint Stock Company Address: Lien Tien Hamlet, Ngoc Luong Commune, Yen Thuy District, Hoa Binh Province Enterprise code: 5400497346 Phone: 0368878888 Representative: Pham Ngoc Quang Ngoc Luong Commune, Yen Thuy District, Hoa Binh ProvinceFounding date: 13 - 9 - 2018