您必须手动重写服务。虽然所需的工作量完全取决于当前服务的设计方式。

You will have to rewrite your services manually. Although the amount of work that is required totally depends on how the current services are designed.

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将ASMX服务迁移到WCF服务 [ ^ ]



并检查这也是

如何：迁移ASP.NET Windows Communication Foundation的Web服务代码 [ ^ ]

Check this article
Migrating ASMX Services to WCF Services[^]

And check this too
How to: Migrate ASP.NET Web Service Code to the Windows Communication Foundation[^]