全家要去旅游,申请瑞士签证要求提供保险证明,要求cover emergency medical expenses, hospital treatment, and repatriation for medical reasons of at least USD40000。想拿公司的医疗保险去对付一下,可是开出的证明上写着“emergency medical treatment only”,而且没注明限额。这个文件能用吗? 还是一定要去再买额外的旅游保险? 请签过旅游签证的过来人分享下经验。谢谢!