Cong Nghe Xanh Kelan LTD Address: No 22C03, Geleximco Urban Area, Le Trong Tan Street, Duong Noi Ward, Ha Dong District, Ha Noi City Enterprise code: 0111401991 Phone: 0814772222 Representative: Dao Quang Tien Duong Noi Ward, Ha Dong District, Ha Noi CityFounding date: 6 - 3 - 2026