Truong Mam Non Son Ca Address: Nam Tho Residential Area, Yen Bai City, Yen Bai Province Enterprise code: 5200316063 Phone: 02163817930 Adress: Yen Bai City, Yen Bai Province Yen Bai City, Yen Bai ProvinceFounding date: 5 - 2 - 2009