Contact us:

Main campus in Vietnam:

Address: 117 Nguyen Dinh Chieu street, Ward 6, District 3, Ho Chi Minh city.

Branch campus:

Address: 7th floor – 18 Ly Thuong Kiet street, Phan Chu Trinh ward, Hoan Kiem district, Hanoi, Vietnam.

Email: admin@ctoptimal.com.