Dau Tu Va Phat Trien Cong Nghe Onephone LTD Address: 16, TK7 Street, Tien Lan Hamlet, Ba Diem Commune, Hoc Mon District, Ho Chi Minh City Enterprise code: 0314743912 Phone: 0837128651 Representative: Nguyen Trung Tin Ba Diem Commune, Hoc Mon District, Ho Chi Minh CityFounding date: 20 - 11 - 2017