Tu Van Thiet Ke Va Xay Dung Hoang Nguyen Khoi Joint Stock Company Address: Tai Nha Ong Tran Duc Sang, Lien Ha Hamlet, Thach Ha Commune, Ha Tinh City, Ha Tinh Province Enterprise code: 3001947617 Phone: 0942358595 Representative: Tran Duc Sang Adress: Lien Ha Hamlet, Thach Ha Commune, Ha Tinh City, Ha Tinh Province Thach Ha Commune, Ha Tinh City, Ha Tinh ProvinceFounding date: 30 - 11 - 2015