恒力石化：关于控股股东解除部分股份质押的公告

Group 1 - The core point of the article is that Hengli Petrochemical announced the release of a portion of its shares from pledge by its controlling shareholder, Hengli Group, amounting to 13,500,000 shares [1] Group 2 - Hengli Group has notified the company about the completion of the pledge release process for the specified shares [1]