春运期间，春秋航空“宠物友好”航线拓展至133条

Group 1 - The core viewpoint of the article is that Spring Airlines is expanding its "pet-friendly" flight routes to a total of 133 routes, enhancing its service offerings for pet owners [1] - The new routes will include direct domestic flights from multiple cities such as Shanghai Hongqiao, Pudong, Shijiazhuang, Lanzhou, Nanchang, Harbin, and Urumqi, with a limit of four pets per flight [1] - Since the launch of the "pets in cabin" service in May of the previous year, the demand for pet travel has shown steady growth, with a 150% month-on-month increase in the number of pets transported in January compared to December [1]