Giao Duc Bigstep Viet Nam LTD Address: Khu Cong Duong, Kim Thu Commune, Thanh Oai District, Ha Noi City Enterprise code: 0107147693 Phone: 0945511868 Representative: Nguyen Thuy Linh Adress: Hamlet 5, Kim Chau Hamlet, Kim Thu Commune, Thanh Oai District, Ha Noi City Founding date: 1 - 12 - 2015