The invention relates to a batching system for corn protein powder. The batching system comprises a metering scale, lifting machines, material regulating valves, blending tanks, different-content protein storage tanks, spiral conveyers, metering packing augers and doped protein storage tanks, wherein the metering scale is connected with inlets of the blending tanks through the lifting machines, outlets of the blending tanks are connected with inlets of the different-content protein storage tanks through the lifting machines and the spiral conveyers, outlets of the different-content protein storage tanks are connected with inlets of the doped protein storage tanks through the spiral conveyers, the metering packing augers and the lifting machines, and outlets of the doped protein storage tanks are connected with a quantitative packing device through a pneumatic conveying device; the inlets and outlets of the blending tanks, the different-content protein storage tanks and the doped protein storage tanks are provided with the material regulating valves. According to the batching system, the working efficiency is increased, the labor environment is improved, the labor intensity of workers is reduced, the pollution of the corn protein powder is avoided, the metering and the doping are accurate, the product quality is improved, the production cost is lowered, the economic benefit is increased, and the standard and automatic high-efficiency production is realized.