Tu Van Khao Sat Va Xay Dung Dia Khang LTD Address: 248/4 Hoang Hoa Tham, Civil Group 9, Nghia Lo Ward, Tinh Quang Ngai, Viet Nam Enterprise code: 4300933741 Phone: 0394998008 Representative: Nguyen Thanh Cong Nghia Lo Ward, Quang Ngai City, Quang Ngai ProvinceFounding date: 10 - 9 - 2026