Ky Thuat Khao Sat Bien Vang LTD Address: 39/76/11 Hoang Dieu, Vinh Nguyen Ward, Nha Trang City, Khanh Hoa Province Enterprise code: 4201759764 Phone: 0988785595 Representative: Nguyen Thi Linh Vinh Nguyen Ward, Nha Trang City, Khanh Hoa ProvinceFounding date: 15 - 9 - 2017