Zhitong Finance App News, *ST Changyao (300391.SZ) issued an announcement. The company received a “Notice” from the China Securities Regulatory Commission on December 26, 2025. According to the facts determined in the “Notice”, there are false records in the company's 2021, 2022, and 2023 annual reports. The 2021 to 2023 annual reports inflated operating income of 215.323,800 yuan, 28,3736,600 yuan, and 233.36346 million yuan respectively, accounting for 9.12%, 17.57%, and 19.51% of the current publicly disclosed operating income; the total inflated profit was 56.4014 million yuan, 63.752 million yuan, and 43.705 million yuan, accounting for the absolute value of the total profit disclosed to the outside world for the current period 35.62%, 88.23%, 6.42%

Zhitong Finance App News, *ST Changyao (300391.SZ) issued an announcement. The company received a “Notice” from the China Securities Regulatory Commission on December 26, 2025. According to the facts determined in the “Notice”, there are false records in the company's 2021, 2022, and 2023 annual reports. The 2021 to 2023 annual reports inflated operating income of 215.323,800 yuan, 28,3736,600 yuan, and 233.36346 million yuan respectively, accounting for 9.12%, 17.57%, and 19.51% of the current publicly disclosed operating income; the total inflated profit was 56.4014 million yuan, 63.752 million yuan, and 43.705 million yuan, accounting for the absolute value of the total profit disclosed to the outside world for the current period 35.62%, 88.23%, 6.42%