Shandong Weifang Rainbow Chemical Co.Ltd(301035) was surveyed by 69 institutions on April 1, 2022. Among them, there are 39 fund management companies, 9 investment companies, 8 securities companies and 7 asset management companies. Based on this research event, we found that the company's main capital flow showed a net outflow of 2.4124 million yuan in the last five trading days. In the trend dimension, the stock prices are running above the 10th and 20th lines, and the market's willingness to do more has increased.