XNK Greentech Viet Nam Joint Stock Company Address: No 10 Hoang Sam, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0109746886 Phone: 0972373439 Representative: Vu Hong Bac Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 15 - 9 - 2021