Hengli Petrochemical announced on August 26 that the board of directors of the company received a written resignation letter from Huang Xudong, the company's deputy general manager on the same day. Huang Xudong applied to resign as the company's deputy general manager due to personal reasons. The original term of office expires on August 21, 2028. According to relevant regulations, Huang Xudong's resignation application took effect on the day it was served on the board of directors. After resigning from the above position, Huang Xudong did not work for the company or its holding subsidiaries.

Hengli Petrochemical announced on August 26 that the board of directors of the company received a written resignation letter from Huang Xudong, the company's deputy general manager on the same day. Huang Xudong applied to resign as the company's deputy general manager due to personal reasons. The original term of office expires on August 21, 2028. According to relevant regulations, Huang Xudong's resignation application took effect on the day it was served on the board of directors. After resigning from the above position, Huang Xudong did not work for the company or its holding subsidiaries.