Hoang Son LTD Address: No 03, Khu 6, Phong Chau Town, Phu Ninh District, Phu Tho Province Enterprise code: 2600365052 Phone: 0210833335 Representative: Hoang Minh Son Adress: No 03, Khu 6, Phong Chau Town, Phu Ninh District, Phu Tho Province Phong Chau Town, Phu Ninh District, Phu Tho ProvinceFounding date: 31 - 10 - 2006