Hi gnagendraprasad,
Use webMethods developer or designer to create webservices.
1.Open webMethods Developer
2. Select Namespace in navigation Panel(<your Package/>)
3.Right Click->new->All Choices
4. Select radio button of ‘Web Service Descriptor’
5.select Provider, Existing IS Services than next
6.Name it than next
7.Select one more services than next
8.Provide HOSt:localhost and Port:5555 Than Finish
After this you will get WSDL file to use as webservice
#soa#API-Management#webMethods