Address: No. 36 Dinh Cong Street, Dinh Cong Urban Area, Ha Noi, Viet Nam. Office: Room 704 Hoang Sam building – Hoang Sam Street –Nghia Do Urban Area – Ha Noi. . ĐT: 04.62694321 – Fax: 04.62694320. – Email: contact@viethung-idt.com.vn
