Dau Tu Phat Trien Emerald LTD Address: 6th Floor, 37 Ba Trieu Building, Hang Bai Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0110183606 Phone: 02277588104 Representative: Vu Quang Vinh Adress: No 8, 17 Mac Thi Buoi Lane, Vinh Tuy Ward, Hai Ba Trung District, Ha Noi City Hang Bai Ward, Hoan Kiem District, Ha Noi CityFounding date: 17 - 11 - 2022