Be Tong Nam Son LTD Address: Phu Van Hamlet, Duc Long Commune, Que Vo Town, Bac Ninh Province Enterprise code: 2301321931 Phone: 0978427036 Representative: Tran Quang Duyen Duc Long Commune, Que Vo District, Bac Ninh ProvinceFounding date: 26 - 2 - 2025