蓝天燃气：蓝天集团累计质押数量约为2.56亿股

Group 1 - The core point of the news is that Bluetian Gas has announced significant share pledges by its major shareholders, which raises concerns about financial stability and control [1] - After the latest pledge, Bluetian Group has pledged approximately 256 million shares, accounting for 79.97% of its total shares held and 35.86% of the company's total share capital [1] - The total number of shares pledged by Bluetian Group and Li Xinhua is about 300 million, representing 81.77% of their combined holdings and 42.02% of the company's total share capital [1] Group 2 - As of the report, Bluetian Gas has a market capitalization of 6.6 billion yuan [2] - For the first half of 2025, the revenue composition of Bluetian Gas is as follows: pipeline natural gas sales account for 46.44%, urban natural gas sales for 40.58%, gas installation projects for 9.83%, other for 2.4%, and natural gas transmission for 0.66% [1]