Specific precautions: if you want to go to a regular company, you should know the company information before going, and inquire about the specific information, business license and violation of laws and regulations of his company. You must never do it. It's better to be a big company. Of course, you can do it if the law does not prohibit it. Don't take advantage of too much. It is suggested that it is best to sign an internship contract, send relevant information to your relatives and friends, help you refer to it, and choose a company that is helpful for your future life planning, which is very important for you to enter and leave the society in the future.