HEADQUARTER: 10th floor, COMA building, 125D Minh Khai street, Hai Ba Trung district, Hanoi, Vietnam.

Email:contact@tt-as.vn

Tel:+84 243 624 8045

Fax:+84 243 624 8047

BRANCH: R1901, Saigon Trade Center, 37 Ton Duc Thang street, Ben Nghe precinct, district 1, Ho Chi Minh, Vietnam.

Tel:+84 243 624 8045  

Fax:+84 243 624 8047