Thanh Thai Address: Phieng Ban I, Bac Yen Town, Bac Yen District, Son La Province Enterprise code: 5500364501 Phone: 02123860090 Representative: Trinh Dinh Thanh Adress: Phieng Ban I, Bac Yen Town, Bac Yen District, Son La Province Bac Yen Town, Bac Yen District, Son La ProvinceFounding date: 8 - 5 - 2009