Cong Nghe Blackrok Global Joint Stock Company Address: 154 Nguyen Tu Gian, Ward 12, Go Vap District, Ho Chi Minh City Enterprise code: 0317870330 Phone: 02995200272 Representative: Pham Dinh Huan Ward 12, Go Vap District, Ho Chi Minh CityFounding date: 7 - 6 - 2023