Wenzhou Xingsheng Enterprise introduces a rectangular inlet-outlet lobe pump which can transfer 1,000,000cps of high viscosity liquid which is designed to let the high viscosity liquid be sucked unto the lobe pump easily. It is also because of the strong power of the lobe pupm to which it was able to transfer high viscosity liquid. The stainless steel rotor pumps is used to transfer stiff and special materials, mixtures with different specific gravity, corrosive and large powder materials including yogurt, fruit jam, cheese, shampoo, cosmetics, paint, syrup, etc. The pump's contruction is made up of driving system step-less variator and motor. Its speed regulator changes the speed eith the use of a manual adjustment which is extremely safe and reliable. However, the non-automatic adjustment can also cause trouble due its speed regulation that has to be done in operation which is not in a shut-off state.