Koas Trading LTD Address: 6th Floor, Viet A Building, No 9, Duy Tan Street, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0109498915 Phone: 02432045560 Representative: Kang Woochul Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 18 - 1 - 2021