贵州燃气：贵阳工投续质押部分股份

Group 1 - The core point of the article is that Guizhou Gas announced that its major shareholder, Guiyang Industrial Investment, has renewed the pledge of part of its shares without involving new financing [2] - Guiyang Industrial Investment pledged 39,000,000 shares, which accounts for 17.32% of its total holdings and 3.39% of the company's total share capital [2]