The mini fertilizer batching and blending machine has automated the procedures of batching, measuring, blending, packaging, etc. With a small occupation of land, the equipment runs stably and reliably, with easy operation and little noise. In the process of production, it produces less dusts, thus reducing air pollution. According to different fertilizer formulas, Beidou mini fertilizer batching and blending machine is also able to make adjustment in formula flexibly and conveniently, which makes it more suitable for the application and promotion in such departments as grass-roots fertilizer batching stations, agricultural technology firms and so on.