Bac Trung Hai Joint Stock Company Address: Khoi 13, Phu Yen Town, Phu Yen District, Son La Province Enterprise code: 5500313419 Phone: 0914863514 Representative: Pham Ngoc Trung Adress: Khoi 13, Phu Yen Town, Phu Yen District, Son La Province Phu Yen Town, Phu Yen District, Son La ProvinceFounding date: 6 - 6 - 2008