There are mainly two kinds of manual shearing and mechanical shearing. Manual shearing is a kind of special shearing shears for shearing. It has high labor intensity and can cut 30-40 sheep per person per day. Mechanical shearing is a kind of special shearing machine for shearing, which has the advantages of high speed, good quality and 3-4 times higher efficiency than manual shearing. At present, the countries with developed sheep industry in the world continue to improve the shearing technology and adopt advanced shearing methods, which can significantly improve the production efficiency. For example, in New Zealand, a skilled shearing worker can cut 260-350 sheep per day on average, and the highest record is 500 sheep per 9h.