In the 1980s, private cars began to appear in China, and car ownership continued to grow with the increase of national income. By 2017, the number of private cars in China has reached a staggering 180 million. With the increasing number of cars, people travel more convenient. However, the increase of the number of cars has also led to a series of problems, such as environmental pollution, traffic safety, traffic jam and so on. Among them, most of the accidents relate to the driver. In order to improve the safety of driving, people began to imagine whether the vehicle can drive independently without relying on the driver. In the above background, the focus of this topic is the autonomous driving lateral control, and some research has been carried out.