Tu Van Ky Thuat Xay Dung Cong Trinh Duyen Hai Joint Stock Company Address: 606, Khu B, Indochina Park Building, No 4 Nguyen Dinh Chieu, Da Kao Ward, District 1, Ho Chi Minh City Enterprise code: 0310661546 Phone: 02862748542 Representative: Bui Thi Thanh Thao Adress: 9, Lot B143 Khu T4, Thanh To Ward, Hai An District, Hai Phong City Da Kao Ward, District 1, Ho Chi Minh CityFounding date: 3 - 3 - 2011