Dich Vu Ky Thuat Dau Khi Hoang Hai LTD Address: No 7, Street No 6, Tang Nhon Phu B Ward, District 9, Ho Chi Minh City Enterprise code: 0313156774 Phone: 02862817688 Representative: Hoang Van Son Adress: No 7, Street No 6, Tang Nhon Phu B Ward, District 9, Ho Chi Minh City Tang Nhon Phu B Ward, District 9, Ho Chi Minh CityFounding date: 11 - 3 - 2015