Purple Light Guo Wei: Received a warning letter from the Hebei Securities Regulatory Bureau.

Notice from Tsinghua Unigroup: The company recently received a warning letter from the Hebei Securities Regulatory Bureau, pointing out that there are issues with the company's shareholder meetings and information disclosure not being in compliance. The warning letter requires the company to strengthen its knowledge of securities laws and regulations, improve awareness of compliance operations and financial management, and fulfill information disclosure obligations in accordance with the law. The company has attached great importance to this matter and plans to make serious corrections, submit a written corrective report, and continue to enhance its knowledge of relevant laws and regulations to improve the quality of information disclosure. This incident will not affect the company's normal production and operation activities.