Cong Nghe Vi-Techkey Joint Stock Company Address: Lot C, 5th Floor Cong Vien Phan Mem Da Nang, No 02 Quang Trung, Thach Thang Ward, Hai Chau District, Da Nang City Enterprise code: 0401828256 Phone: 02363509789 Representative: Nguyen Van Danh Thach Thang Ward, Hai Chau District, Da Nang CityFounding date: 26 - 4 - 2017