Ronghua New Material: Controlling Shareholder Han Zhigang and others have completed a 2.89% reduction in their holdings.

Notice from Longhua New Materials: The reduction plan of the controlling shareholder, Han Zhigang, and the concerted action parties, Han Yueceng and Xue Anbin, has been completed. From January 12 to January 20, 2026, a total of 12.4253 million shares were reduced, accounting for 2.89% of the total share capital. Among them, Han Zhigang reduced 3.57 million shares through centralized bidding, accounting for 0.83%; Han Yueceng reduced 3 million shares through block trades, accounting for 0.70%; Xue Anbin reduced a total of 5.8553 million shares, accounting for 1.36%. After the reduction, the above shareholders collectively hold 224 million shares, accounting for 52.11%.