Dual-board legal lion dragon: the company's main business has not undergone significant changes.

Foshilong announcement: The company's stock has experienced a cumulative increase deviation of more than 20% in the closing prices on December 17, December 18, and December 19, 2025. The short-term increase deviates significantly from the Shanghai Stock Exchange Index during the same period. The company reminds investors to be aware of the risks in the secondary market trading. The company's main business is the research, production, and sales of integrated ceiling and integrated wall products, mainly used in interior decoration of buildings. There have been no significant changes in the company's main business.