Tianan New Materials: Supplementary agreement reached on the tax commitment matters of acquiring Yingpai Ceramics.

Tianan New Materials announced that on December 26, 2025, the company's second extraordinary general meeting of shareholders in 2025 reviewed and approved the relevant resolutions, and the "Supplementary Agreement to the Property Transaction Contract" was signed and took effect. As confirmed by both parties, the company has fulfilled the tax assessment commitment for the years 2022-2024. The originally agreed annual tax assessment amounts for the years 2025-2027 of not less than 115 million yuan, 138 million yuan, and 166 million yuan respectively are now changed to a total tax assessment amount of not less than 464 million yuan from 2025 to 2033, with an annual assessment amount of 51.5 million yuan, and any excess amount can be accumulated. Within 18 months of the effective date, the company or its subsidiaries must build a headquarters in Foshan and invest in fixed assets totaling no less than 200 million yuan.