According to a report from Zhito Finance APP, Henan Huanghe Whirlwind (600172.SH) announced that the closing price of the company's stocks on December 5, December 6, and December 9, 2024, has cumulatively deviated by more than 20% over three consecutive trading days. According to the relevant regulations of the Shanghai Stock Exchange trading rules, this falls under abnormal fluctuations in stock trading.

After the company's self-examination, recent media reports suggested that diamonds, due to their excellent chemical properties, may have applications in the semiconductor field; however, the company's related technologies are still in the research and development phase and cannot yet achieve commercialization, which will not have a significant impact on the company's operations. Apart from the above reports, the company has not found any other news or major events that may significantly affect the company's stock price.