Shandong Hi-Speed Road&Bridge Co.Ltd(000498) was surveyed by two institutions on February 16, 2022. Among them, there are two securities companies and one fund management company. Based on this research event, we found that the company's main capital flow showed a net purchase of 41.8095 million yuan in the last five trading days. In the trend dimension, the stock price fell below the 10th line, but there was a slight difference between the long and short of the 20th line.