Water-saving closestool

The utility model discloses a water-saving closestool which comprises a closestool body, a closestool drainage valve and a closestool water inlet valve are installed in a water tank of the closestool body respectively, a water outlet amount adjusting mechanism communicated with the water outlet end of the closestool drainage valve is installed in the closestool body, and the water outlet end of the water outlet amount adjusting mechanism is communicated with a water outlet hole of the closestool body. A closestool cover and a closestool cushion are arranged at an opening in the top of the closestool. The water-saving closestool has the advantage of saving water, and solves the problems that in the using process of an existing closestool, the water yield is fixed due to the fact that the water yield is subjected to two-stage adjustment only through a drainage valve, a user cannot conduct personalized adjustment according to actual requirements and conditions, and if the fixed water yield is too large, a large