Avonca Joint Stock Company Address: Lot E31, Dai Kim Urban Area, Dinh Cong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0107488774 Phone: 0917339981 Representative: Nguyen Duc Hung Adress: Lot E31, Dai Kim Urban Area, Dinh Cong Ward, Hoang Mai District, Ha Noi City Dinh Cong Ward, Hoang Mai District, Ha Noi CityFounding date: 29 - 6 - 2016