[2.7.1雷达公众号消息](2.7.1%E9%9B%B7%E8%BE%BE%E5%85%AC%E4%BC%97%E5%8F%B7%E6%B6%88%E6%81%AF.md) [2.7.2通讯服务设置](2.7.2%E9%80%9A%E8%AE%AF%E6%9C%8D%E5%8A%A1%E8%AE%BE%E7%BD%AE.md) [2.7.3平台公告](2.7.3%E5%B9%B3%E5%8F%B0%E5%85%AC%E5%91%8A.md)