Thuong Mai Ky Thuat Hai Son LTD Address: No 11a Hong Ha, Ward 2, Tan Binh District, Ho Chi Minh City Enterprise code: 0317844820 Phone: 0917544179 Representative: Nguyen Thi Thu Ward 2, Tan Binh District, Ho Chi Minh CityFounding date: 22 - 5 - 2023