益生股份：曹积生累计质押股数约为2.21亿股

Group 1 - Yisheng Co., Ltd. announced that as of the date of the announcement, Cao Jisheng has pledged approximately 221 million shares, accounting for 49.01% of his total shareholding [1] - For the first half of 2025, Yisheng's revenue composition is as follows: chicken revenue accounts for 76.18%, pig revenue for 15.47%, agricultural and livestock equipment revenue for 5.48%, milk revenue for 1.72%, and other industries for 1.14% [1] - As of the report date, Yisheng's market capitalization is 9.8 billion yuan [1]