Connecting a student sign up form via asp.net web services to android

Dear Friends,

I have an activity that a contain sign up form the students.. I want to register the student, using asp.net web service, it uses SQL server database... When the student click the sign up button the data should pass over the web service and inserted into SQL Server Database... To follow this procedure student will register to mobile app.. The form should also perform CURD operation...

Please help me.....

Waiting for your reply...

Thanks in Advance....

Best Regards Hasnain Ahmad