The reduction motors can be divided into the following types: high-power gear reduction motor, coaxial helical gear reduction motor, parallel shaft helical gear reduction motor, spiral bevel gear reduction motor, YCJ series gear reduction motor, DC speed reduction motor, cycloid needle gear reduction motor, harmonic gear reduction motor, three-ring speed reduction motor, planetary friction machine stepless speed change motor, worm and worm speed reduction motor, planet gear reduction motor, bevel gear speed reduction motor, vertical gear reduction motor, horizontal gear reduction motor. Widely used in metallurgy, mining, lifting, transportation, cement, construction, chemical, textile, printing and dyeing, pharmaceutical, medical, beauty, health massage, office supplies and other general-purpose machinery and equipment decelerating transmission mechanism.