Dau Tu Nang Luong Sapphire Joint Stock Company Address: 1648 Vo Van Kiet, Ward 16, District 8, Ho Chi Minh City Enterprise code: 0317193819 Phone: 0934444939 Representative: Mai Thanh Truc Adress: 3 V10-02, KP Sky Garden3-R1-3, Tan Phong Ward, District 7, Ho Chi Minh City Ward 16, District 8, Ho Chi Minh CityFounding date: 10 - 3 - 2022