Do Dac - Khao Sat Va Xay Dung Tien Manh LTD Address: Dong Hamlet, Hoan Son Commune, Huyen Tien Du, Tinh Bac Ninh, Viet Nam Enterprise code: 2301338886 Phone: 0987723789 Representative: Hoang Van Tuan Hoan Son Commune, Tien Du District, Bac Ninh ProvinceFounding date: 12 - 6 - 2025