广联达：关于控股股东部分股份解除质押的公告

Group 1 - The core point of the article is that Guanglianda announced the release of share pledges by its controlling shareholder, Mr. Diao Zhizhong, involving 8,400,000 shares [2] Group 2 - The announcement was made on the evening of December 11 [2] - The release of the pledged shares indicates a potential positive signal regarding the financial health or confidence of the controlling shareholder in the company [2]