Hoang Son LTD Address: Ha Hamlet, Thach Ha Commune, Ha Tinh City, Ha Tinh Province Enterprise code: 3000373705 Phone: 0239883131 Representative: Nguyen Hoang Long Adress: Thach Ha Commune, Ha Tinh City, Ha Tinh Province Thach Ha Commune, Ha Tinh City, Ha Tinh ProvinceFounding date: 7 - 3 - 2006