Si Fang Da: Diamond heat dissipation application related news has not involved any undisclosed material information that may or may have already had a significant impact on the trading price of the company's stock.

Si Fang Da announcement states that the company's stock has deviated from the closing price for two consecutive trading days with a cumulative increase of 30%, which constitutes abnormal fluctuations in stock trading. Recently, CCTV news media reported on news related to the application of diamond heat dissipation. After verification by the company, the relevant information did not involve undisclosed significant information that may have had a significant impact on the company's stock trading price. The company has noticed that the market has shown a high interest in the concept of cultivating diamonds and superhard materials in the recent period, and the company disclosed its business situation in related fields and the risks it faces in its periodic reports.