title: Web Services with ESB
body: <p>I have many webservice that they use wsdl. I want to use ESB for relation between webservices.
  I don't know choose mule, is it correct or no?
  I search about this problem I find wso2 esb, I don't know it's good for my work or no. I'm very confused.
  I don't know how do I do?
  Please help me.</p>