Chi Nhanh Cong Ty Co Phan Phat Trien Dich Vu Hoc Tap Va Giai Tri Truc Tuyen (Ntnn) Address: 5th Floor, Athena Building, No 146, 148 Cong Hoa, Ward 12, Tan Binh District, Ho Chi Minh City Enterprise code: 0313388528 Phone: 02839483956 Representative: Kim Soung Joo Adress: 122/11 Dang Van Ngu, Ward 14, Phu Nhuan District, Ho Chi Minh City Ward 12, Tan Binh District, Ho Chi Minh CityFounding date: 7 - 8 - 2015