Liaoning Chengda: Director Liu Zhihua resigned due to work adjustment.

Liaoning Chengda announced that on May 22, 2026, the company received Liu Zhihua's resignation report. Due to work adjustment, he resigned from the positions of director of the company and member of the Board's Strategic Committee, and will not hold any positions in the company or its subsidiaries after leaving office. Liu Zhihua was originally scheduled to serve until February 28, 2028. His departure will not result in the Board members falling below the statutory number, and will not affect the normal operations of the company. The company will promptly complete the election of directors in accordance with regulations and disclose it.