Cong Nghe Xu Ly Nuoc Wachem LTD Address: 10th Floor, Viet A Building, No 9, Duy Tan Street, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0109928798 Phone: 02273729669 Representative: Nguyen Van Luan Adress: Da Hau Hamlet, Tuong Van Commune, Nong Cong District, Thanh Hoa Province Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 3 - 2022