Zhonggong and Chalk are two civil servant examination training institutions, and they are also one of the two largest training institutions in the field of public examination. China Volkswagen mainly uses offline chalk, and the two organizations have their own advantages and disadvantages, and both have flagship stores online. Candidates who want to choose which institution can listen to online classes and see which institution's style is more suitable for them. If they study theory, they can attend classes at the same time, so that they can learn from each other and have a better chance to go ashore.