Stock investment income research provides a knowledge base for investors to participate in stock investment. From 2002 to 2022, a total of 251 articles with "stock investment income" as the keyword were collected in this paper, and the CiteSpace 6.1.R2 knowledge graph software was run to visually analyze the retrieved documents such as authors, publishing institutions and keyword co-occurrence, and generate a visual knowledge graph. The results show that the research and development of stock investment income in China can be divided into two stages: the fluctuating development stage from 2002 to 2012 and the slow development stage from 2013 to 2022. The main hot keywords in China's stock investment income research are "stock income""investment income" "stock market" "investors" "stock dividends" "investment portfolio""yield" "investment risk" "stock price" and "asset pricing".The research focus of China's stock investment income is divided into three stages.