Chi Kem Yen Bai Joint Stock Company Address: No 1142, Yen Ninh Street, Civil Group 2, Minh Tan Ward, Yen Bai City, Yen Bai Province Enterprise code: 5200675231 Phone: 0904544038 Representative: Le Thi Oanh Adress: Xuan Tien Hamlet, Tu Lan Commune, Viet Yen District, Bac Giang Province Minh Tan Ward, Yen Bai City, Yen Bai ProvinceFounding date: 4 - 10 - 2011