.NET Remoting that book best? C # Web Service Advanced Programming Advanced .NET Remoting Microsoft .NET Remoting Authoritative Guide. See the TCP Remoting example in 101 C # examples in Microsoft, three: host.exe, the server side, RemoteCustomer.dll is business logic Client.exe is a client, which is logically separated, but each client.exe also requires the support of RemoteCustomer.dll, that is, the client also has a logical layer of DLL, which seems to be a hierarchical Advantage? I really don't understand, I think it should be that the client visits RemoteCustomer.dll from Host to access the remotecustomer.dll, is it?