Tianjin is one of the important economic centers in China, and the position of the tax bureau in this respect is very popular. Every year, a large number of people register for the national examination, and the competition is fierce. Candidates have to face a large number of competitors, which increases the difficulty of passing the exam. There are many national examination subjects, and the examination contents involve knowledge in politics, law, economy and other fields, which requires high professional knowledge of candidates. Therefore, the national examination of Tianjin Taxation Bureau is not easy.