CAJ is the abbreviation of many English nouns, among which the full-text database of China academic journals and readers related to CAJ journals are the main ones. If you want to read CAJ's literature, you must download CAJ's reader first. When Baidu searches CAJ, many download windows will pop up. Downloading is safest in official website. After downloading, install and add desktop shortcuts. Generally, you will install a digital library, download a literary work of CAJ, drag it to CAJ reader, and open it with CAJ reader, so that you can read CAJ's papers.