A foldable handbag that can be attached to the luggage handle, with a large capacity to hold travel essentials; it can also be folded into a compact storage bag in just a few simple steps, saving space at home when not in use. When traveling for work, it can be unfolded to store items, and folded up on the way back, combining "large capacity for storage" and "compact storage," making it a convenient helper for business trips, short trips, and student dormitories.