天津航空 10周年大促
更多具体航线规则：https://mp.weixin.qq.com/s?__biz=MjM5ODYzMDYxMg==&mid=2652927374&idx=2&sn=00138bd8b2a002561513ac867022a666&chksm=bd1310358a649923aaf4b3442a3ffa52858e5261e820043863130ee1b0bf70221fddddd2e902&mpshare=1&scene=23&srcid=#rd
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