Gradtech Enterprise LTD Address: Lau 1, Toa Fba, No 487-489, Dien Bien Phu Street, Ward 03, District 3, Ho Chi Minh City Enterprise code: 0317204651 Phone: 02398878153 Representative: Choo Choon Chye Ward 3, District 3, Ho Chi Minh CityFounding date: 16 - 3 - 2022