Dang Bach Khoa LTD Address: No 117, Khu 5, Ban Nguyen Commune, Lam Thao District, Phu Tho Province Enterprise code: 2601152917 Phone: 0978137008 Representative: Le Dinh Tuyen Ban Nguyen Commune, Lam Thao District, Phu Tho ProvinceFounding date: 13 - 4 - 2026