A One Tech Vina LTD Address: H19, Ground Floor - Lung, Chung Cu Melody Residences, 869 Au Co, Tan Son Nhi Ward, Tan Phu District, Ho Chi Minh City Enterprise code: 0315535168 Phone: 02866848990 Representative: Hong In Seon Tan Son Nhi Ward, Tan Phu District, Ho Chi Minh CityFounding date: 28 - 2 - 2019