春秋航空：8月客运量同比增长13.5%，邮件及货运量同比增长12.6%。

Group 1 - The core point of the article highlights that Spring Airlines experienced a year-on-year increase in passenger volume by 13.5% in August [1] - Additionally, the company reported a year-on-year growth in mail and cargo volume by 12.6% [1]