Pishu Admittance is the key link of Pishu brand management，the first link of Pishu research and publication，all proposed Pishu should go through the Pishu Admittance process，complete the Pishu Admittance review，before the project，research and creation，publication. Pishu Admittance has played a very good supporting role in Pishu structure optimization and quality improvement. This report combs the historical evolution and development of Pishu access，and introduces the structure of topics of Pishu access history from 2016 to 2020 as well as the situation of timely publication within one and a half years，and analyzed the structure of Pishu Admittance topic selection，hot spots，and the focus of the assessment of admittance links in the past two years. In view of Pishu chief editor，research and creation institutions，publishing institutions put forward relevant countermeasures and suggestions. In view of the direction and trend of Pishu topic selection in the future，Pishu topic selection should promote the combination of basic theory research and applied countermeasure research，focus on the national economy and people’s livelihood in major fields，and strengthen the project establishment and publication of Pishu topic selection in emerging fields.