Vietnamtech LTD Address: Nong Khat Hamlet, Ngoc Long Commune, Huyen Yen Minh, Tinh Ha Giang, Ngoc Long Commune, Yen Minh District, Ha Giang Province Enterprise code: 5100488823 Phone: 02397919801 Representative: Nguyen Van Dinh Ngoc Long Commune, Yen Minh District, Ha Giang ProvinceFounding date: 7 - 10 - 2021