鸿泉技术收警示函，涉及四项违规问题已部分整改

Group 1 - The core issue is that Hongquan Technology received a warning letter from the China Securities Regulatory Commission (CSRC) due to four regulatory violations [2] - The violations include failure to disclose non-operating fund transactions with the actual controller, improper cash management procedures for raised funds, failure to hold audit committee meetings as required, and ineffective control over subsidiaries [2] - The responsible individuals, including the chairman and general manager, have been held accountable for these violations and will face regulatory measures [2] Group 2 - The CSRC has mandated that the company and related personnel must learn from these violations, enhance their understanding of securities laws, and improve operational standards and information disclosure quality [3] - A written rectification report must be submitted within 10 working days of receiving the warning letter to prevent recurrence of such violations [3] - The amount involved in the non-operating fund transactions with the actual controller was 4 million yuan, which has been rectified and will not affect the company's normal operations [3]