Guangdong Grand: During the abnormal fluctuations in stock prices, the company's controlling shareholder and actual controller did not buy or sell company stock.

Guangbai Corporation Announcement: The company's closing prices on December 15 and December 16, 2025, has deviated by more than 20% consecutively for two trading days. According to the relevant provisions of the Shenzhen Stock Exchange Stock Trading Rules, this situation falls under abnormal stock trading fluctuations. After investigation, it was found that during the abnormal stock trading period, the company's controlling shareholder and actual controller did not buy or sell the company's stocks.