Telecommunication systems

Address: 123,Tran Phu Street, Thanh Cong Ward,Buon Ma Thuot City, Dac Lac, Dac Lac, Vietnam

Address: 45 Le Duan Street, Ben Nghe Ward, District 1, Ho Chi Minh City, Vietnam

Address: 12/15 Dao Tan Street, Hanoi, Vietnam

Address: 77 Hung Vuong Street, Ward 4, District 5, Ho Chi Minh City, Vietnam

Address: 18A Cong Hoa Street , Ward 12, Tan Binh District, Ho Chi Minh City, Vietnam

Address: 126 Thai Thinh StreetDong Da District, Hanoi, Vietnam

Address: Unit 801, Floor 8, Me Linh Point Tower 2 Ngo Duc Ke StreetBen Nghe Ward, District 1, Ho Chi Minh City, Vietnam

Address: 15/41 Vong Street, Hai Ba Trung District, Hanoi, Vietnam

Address: 3 Linh Lang StreetLane 81, Cong Vi Ward, Ba Dinh District, Hanoi, Vietnam

Address: 456 Ly Thai To Street, Ward 10, District 10, Ho Chi Minh City, Vietnam

Address: 624 Dien Bien Phu Street, Ward 11, District 10, Ho Chi Minh City, Vietnam

Address: 18 Nguyen Du Street, Hai Ba Trung District, Hanoi, Vietnam

Address: 124 Hoang Quoc Viet Street, Nghia Tan Ward, Cau Giay District, Hanoi, Vietnam

Address: Unit 505, Floor 5, Metropolitan Building, 235 Dong Khoi Street, Ben Nghe Ward, District 1, Ho Chi Minh City, Vietnam

Address: 62 Dong Cac StreetLane GiengLane Gieng, O Cho Dua, Dong Da District, Hanoi, Vietnam

Address: Unit 104, 30 Ly Thai To Street, Dien Luc Hotel, Hoan Kiem District, Hanoi, Vietnam

Address: Unit 905, Fortuna Tower 6B Lang Ha Street, Ba Dinh District, Hanoi, Vietnam

Address: Unit 02, Floor 12A, Vincom City Towers, 191 Ba Trieu Street, Hai Ba Trung District, Hanoi, Vietnam

Address: 163 Dai Tu streetHoang Mai district, Hanoi, Vietnam

Address: 71/481bisPhan Huy Ich Street, Ward 12, Go Vap District, Ho Chi Minh, Ho Chi Minh City, Vietnam