Shenzhen SDG service announcement, the company's stock trading on September 26, 2024, and September 27, 2024, showed a cumulative deviation exceeding 30% for two consecutive trading days, indicating abnormal fluctuations in stock trading. Upon verification, the company, controlling shareholders, and actual controllers have no significant undisclosed matters that should be disclosed about the company, nor are there any significant matters at the planning stage. There are no circumstances indicating significant changes in the company's operation and internal and external operating environment, either occurring or expected to occur.