Hai Thanh Address: 15a Civil Group, Yen Binh Town, Yen Binh District, Yen Bai Province Enterprise code: 5200400075 Phone: 02163887358 Representative: Tran Dinh Thanh Adress: 15 A Civil Group, Yen Binh Town, Yen Binh District, Yen Bai Province Yen Binh Town, Yen Binh District, Yen Bai ProvinceFounding date: 3 - 6 - 2009