Vien Thong Phan Mem May Tinh Chuyen Nghiep LTD Address: 237 Le Trong Tan, Son Ky Ward, Tan Phu District, Ho Chi Minh City Enterprise code: 0307488073 Phone: 0918642886 Representative: Bui Van Sy Adress: 177/22C Bui Minh Truc, Ward 5, District 8, Ho Chi Minh City Son Ky Ward, Tan Phu District, Ho Chi Minh CityFounding date: 13 - 3 - 2009