Collapsible trolley bags

The utility model relates to a supply, in particular to a detachable drawbar bag. The utility model comprises a folded trolley and a bag, and is characterized in that the reverse of the bag is provided with more than two zonary agraffes. The middle of the zonary agraffes is fixed to the bag through lines. Buttons matched with each other are arranged on both sides. More than two zonary agraffes are arranged on the reverse of the bag so that when the bag is used, the zonary agraffes are fixed to the folded trolley, and the bag is removed from the folded trolley when the bag needs to be cleaned. The buttons can connect or disconnect the zonary agraffes. The utility model has simple structure, is cleaned conveniently, and the cost is low.