Thuong Mai Dich Vu Ky Thuat Cong Nghe Dai Duong LTD Address: Zoom 606, Khu B, Indochina Building, No 4 Nguyen Dinh Chieu, Da Kao Ward, District 1, Ho Chi Minh City Enterprise code: 0310872441 Phone: 0909174274 Representative: Bui Nhat Sang Adress: Hamlet 3, Da Kho Commune, Da Teh District, Lam Dong Province Da Kao Ward, District 1, Ho Chi Minh CityFounding date: 24 - 5 - 2011