Phat Trien Ung Dung Viservice Joint Stock Company Address: 89 Tran Trong Cung, Tan Thuan Dong Ward, District 7, Ho Chi Minh City Enterprise code: 0315821063 Phone: 0933040404 Representative: Bui Thi Hai Yen Adress: 55 Do Quang Dau, Pham Ngu Lao Ward, District 1, Ho Chi Minh City Tan Thuan Dong Ward, District 7, Ho Chi Minh CityFounding date: 30 - 7 - 2019