Dingxin Communication: The company is currently still in the market exclusion period of State Grid Corporation of China and China Southern Power Grid during.

Dingxin Communication announced that the closing price of the company's stock has deviated by more than 20% for three consecutive trading days, which is considered abnormal volatility in stock trading. Through self-examination, the company's production and operations have not undergone significant changes. In addition to the disclosed major issues, there are no other significant undisclosed matters for the company, controlling shareholders, or actual controllers. The company focuses on the research, development, production, and sales of power line carrier communication and smart grid equipment, with core businesses surrounding "smart meter data transmission, power safety protection" and fire protection services. The core business of the company has not undergone significant changes. The company is currently in a period of market access restriction by State Grid Corporation of China and Southern Power Grid Company Limited, and investors are advised to pay attention to investment risks.