Ky Thuat Thiet Bi Cong Nghiep Huu Quan (Ntnn) LTD Address: H4, C4 Street, Quarter 4, Tan Thoi Nhat Ward, District 12, Ho Chi Minh City Enterprise code: 0313303757 Phone: 0945181213 Tan Thoi Nhat Ward, District 12, Ho Chi Minh CityFounding date: 12 - 6 - 2015