*ST立航：刘随阳累计质押股数为780万股

Group 1 - The core point of the news is that *ST Lihang has reported significant developments regarding share pledges and revenue composition, indicating potential financial implications for the company [1][2]. Group 2 - As of the announcement date, Liu Suiyang has pledged a total of 7.8 million shares, which accounts for 15.8% of his total shareholding [1]. - For the year 2024, *ST Lihang's revenue is entirely derived from the aviation manufacturing sector, with a 100.0% contribution from this industry [2]. - The current market capitalization of *ST Lihang is 1.9 billion yuan [3].