Truong Mam Non Sung Do Address: Ban: Na Noi, Xa: Sung Do, Sung Do Commune, Van Chan District, Yen Bai Province Enterprise code: 5200443865 Phone: 02162248040 Representative: Nguyen Nhu Hoa Adress: Xa: Sung Do, Sung Do Commune, Van Chan District, Yen Bai Province Sung Do Commune, Van Chan District, Yen Bai ProvinceFounding date: 10 - 7 - 2009