Phan Mem Vien Dong LTD Address: Rosana Building (Ground Floor), No 60 Nguyen Dinh Chieu, Da Kao Ward, District 1, Ho Chi Minh City Enterprise code: 0312054113 Phone: 0909966353 Representative: Trinh Tuan Hung Adress: 30/14 Nguyen Dinh Chi, Ward 09, District 6, Ho Chi Minh City Da Kao Ward, District 1, Ho Chi Minh CityFounding date: 16 - 11 - 2012