Small concrete mixers include JZC series, JZM series, JS series, etc. JZC series concrete mixers are self-falling concrete mixers. The mixing drum is rotated by the ring gear. When working, it rotates forward for mixing and reverses for discharging. It can mix plastic and semi-dry hard concrete. It is a relatively advanced model. JS series are forced concrete mixers, which are multifunctional mixing machines with excellent performance. They can not only mix fluidity, plasticity and dry-hard concrete, but also mix various mortars and lightweight aggregate concrete.