Determining requirements is the first step to obtain information. You need to know what kind of information you need to get, which will help you find valuable parts from a lot of information. Finding channels is one of the key links to obtain information, and information can be obtained through various channels, such as libraries, the Internet, expert consultation and visits.
Among them, the Internet is one of the most commonly used channels to obtain information, which provides rich and diverse information resources. However, when using the Internet to obtain information, we should also pay attention to choosing reliable websites and platforms to ensure the reliability and credibility of the information obtained.