Thiet Ke Xay Dung Va Thuong Mai Otis LTD Address: DONG TU 1 Civil Group (Tai NHA ONG Nguyen DINH Ninh), Phu Lien Ward, Kien An District, Hai Phong City Enterprise code: 0202157772 Phone: 0977570440 Representative: Tran Thi Ngoc Lan Adress: Tien Bo Civil Group, Ngoc Son Ward, Kien An District, Hai Phong City Phu Lien Ward, Kien An District, Hai Phong CityFounding date: 22 - 4 - 2022