Ky Thuat Va Thuong Mai Dich Vu Hoang Anh Joint Stock Company Address: 5th Floor, TTM Building, No 309 Bach Dang, Ward 2, Binh Thanh District, Ho Chi Minh City Enterprise code: 0318840836 Phone: 02032650573 Representative: Le Hai Hung Ward 2, Binh Thanh District, Ho Chi Minh CityFounding date: 20 - 2 - 2025