The utility model discloses an emergency feeding system for a weak piglet. The emergency feeding system comprises a milk container, an incubator and a conduit. The milk container is internally provided with a stirrer, the conduit is connected with a micromotor water pump and penetrates through the incubator, two ends of the conduit are respectively connected with an upper end and a lower end of the milk container and are communicated with the milk container to form a loop, and the part of the conduit in the incubator is further connected with a nipple-type touch feeder. According to the utility model, a heat insulation lamp is arranged on a head cover of the incubator, the nipple-type touch feeder is arranged inside the incubator and the milk container and the incubator are communicated into the loop by the conduit, so that formulated milk, water and heat can be supplied to the weak piglet automatically, the labor intensity of workers is reduced largely and the survival rate of the weak piglet is increased effectively.