Xay Dung Khanh Yen Address: Dong Quan Hamlet, Son Ha Commune, Nho Quan District, Ninh Binh Province Enterprise code: 2700608527 Phone: 0904190986 Representative: Le Cong Yen Adress: Dong Quan Hamlet, Son Ha Commune, Nho Quan District, Ninh Binh Province Son Ha Commune, Nho Quan District, Ninh Binh ProvinceFounding date: 20 - 5 - 2011