Against-wall folding convenient and sanitary closestool

The utility model relates to an against-wall folding convenient and sanitary closestool. The closestool comprises a seat plate, an against-wall fixing backup plate, front legs and rear legs, wherein the rear end of the seat plate is connected with the against-wall fixing backup plate; two front legs are connected with the front part of the lower surface of the seat plate; and two rear legs are connected at the rear part of the lower surface of the seat plate. The closestool provided by the utility model can be unfolded for use or folded and placed against the wall according to the user needs. When in use, the closestool is lightly opened and placed on the toilet; after use, the closestool can be folded and placed against the wall, occupies little space; and the closestool can be used without complicated installation. The closestool provided by the utility model can be used in big and small public restrooms to help the special people needing help; and moreover, the closestool has simple structure, strong pract