making dyanmic chart in windows form using vb.net1.1

[istiyaque]

hi all,
can any one knows how to make a dynamic chart programmaticall y in windows application in vb.net 1.1. which control to use and have some sample code then let me know and please send a sample code. or free component is available then also ok.

All suggestion and reply welcome and I appreciate to all you.

Thanks
Istiyaque.