Khoa Hoc Cong Nghe Petech (Ntnn) Joint Stock Company Address: 146 Thanh Thai, Ward 12, District 10, Ho Chi Minh City Enterprise code: 0313371059 Phone: 02838623667 Representative: Ho Thi Minh Ly Adress: 146 Thanh Thai, Ward 12, District 10, Ho Chi Minh City Ward 12, District 10, Ho Chi Minh CityFounding date: 28 - 7 - 2015