Cong Nghe Echain Joint Stock Company Address: No 86, Lane 76, Mau Luong Street, Kien Hung Ward, Ha Dong District, Ha Noi City Enterprise code: 0109916619 Phone: 0985604699 Representative: Nguyen Trung Kien Kien Hung Ward, Ha Dong District, Ha Noi CityFounding date: 25 - 2 - 2022