Khanh Son Address: No 621, Doan Ket Street, Nguyen Hue Street, Ninh Phong Ward, Ninh Binh City, Ninh Binh Province Enterprise code: 2700343528 Phone: 0915340443 Representative: Le Thanh Hung Adress: Tan Lam 3, Lam Town, Y Yen District, Nam Dinh Province Ninh Phong Ward, Ninh Binh City, Ninh Binh ProvinceFounding date: 3 - 8 - 2007