Master Key LTD Address: No 81 Tran Thi Bay, Quarter 3, Hiep Thanh Ward, District 12, Ho Chi Minh City Enterprise code: 0313422521 Phone: 0983019209 Representative: Le Minh Huy Adress: 554 Le Duan, Ea Tam Ward, Buon Ma Thuot City, Dac Lac Province Hiep Thanh Ward, District 12, Ho Chi Minh CityFounding date: 1 - 9 - 2015