Iceberg hot and cold: disclosure of the rectification of the problems required by the Dalian Securities Regulatory Bureau.

Iceberg Hot Notice: On March 2, 2026, the company and related personnel received a decision from the Dalian Securities Regulatory Bureau ordering corrections. The company has formulated a rectification plan and scheme. The issues identified include inadequate disclosure of related parties and related transactions, lack of independence in corporate governance, improper recognition of revenue from some complete sets of equipment engineering businesses, and failure to strictly fulfill the obligation of conducting integrity archive queries. The company has taken corresponding rectification measures for different issues, with some rectifications already completed. The remaining rectifications must be completed by April 30, and will continue to be strictly enforced.