A bilateral femoral artery hemostasis device by compression comprises a first pressing plate, a second pressing plate and a bellyband the bellyband comprises more than one fixing belt and more than one elastic compression hemostasis belt, the second pressing plate is located above the first pressing plate, the second pressing plate is more than one the first pressing plate comprises a compression plate located at a bottom of the first pressing plate and a top plate located at an upper part of the first pressing plate a first pressing plate supporting leg is vertically arranged on an upper side surface of the top plate, and a space for the fixing belt to pass through is provided between the first compressing plate supporting legs. The hemostasis device is simple to operate, and only one medical staff member can complete all operations, thereby reducing the work intensity of the medical staff.