With the continuous improvement of science and technology, a variety of new types of electrical equipment to win the market. In particular, the advent of electric actuators has enabled many factories to increase their productivity, while saving manpower, material resources and financial resources, but also brought higher returns. In fact, they are rare products. In our ordinary life, we may not be able to use it, but in some units, factories are often seen, such as hydropower stations, sewage treatment plants, workshops and so on. The reason is popular, mainly due to the powerful features of electric actuators, it looks small and exquisite, but a lot of features, a variety of debugging buttons to facilitate the operation, a large number of models, suitable In any operation. Of course, the main reason is because of its convenience. Now people are afraid of trouble, things that can be solved by the machine do not yourself.