The invention relates to a wallpaper production workshop wastewater recycling system, which comprises a workshop, a workshop water delivery pipeline, a wastewater collecting tank, a primary filteringdevice, a primary settling tank, a regulating tank, a reaction tank, an inspection tank, a middle tank and a three-way valve, wastewater in the workshop is discharged into the wastewater collecting tank, which is connected with the inlet of the primary filtering device through a pipeline, the outlet of the primary filtering device is connected with the inlet of the primary settling tank through the pipeline, the outlet of the primary settling tank is connected with the inlet of the regulating tank through a pipeline, the outlet of the regulating tank is connected with the inlet of the reactiontank through a first water pump, the outlet of the reaction tank is connected with the inlet of the inspection tank through a pipeline, the outlet of the inspection tank is connected with the inlet of the three-way valve, with respect to the two outlets of the three-way valve, one outlet is connected with the inlet of the middle tank through a pipeline, the other outlet is connected with a pipeline between the primary settling tank and the regulating tank through a pipeline, the outlet of the middle tank is connected with the workshop water delivery pipeline through a second water pump, and the workshop water delivery pipeline is connected with the workshop. The system has the beneficial effects of relatively small floor space and the like.