Dau Tu Giao Duc Khai Sang Joint Stock Company Address: No 15, Alley 99/4, Lane 99, Nguyen Chi Thanh Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0109927314 Phone: 0283773317; 84283773317 Representative: Nguyen Tuyen Adress: 55 Duong, Tieu Nam Street, Tan Phu Ward, District 7, Ho Chi Minh City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 10 - 3 - 2022