IMS law offers a PGDM program and not MBA. There's no difference between an MBA and PGDM. It's just that if a college is autonomous it offers PGDM and not MBA. 

IMS Ghaziabad has a good PGDM program and a decent placement. In fact it has a great alumni base also that can be leveraged. Moreover companies visit a campus based on its reputation and doesn't consider whether it offers PGDM, MBA or PGPM. 

So if you are getting an opportunity to study in IMS Ghaziabad you can definitely avail that. 

All the very best