What we can do after B.Tech in CSE? I want to do business?

As a LPU faculty I would recommend LPU for B.Tech CSE is one of the branches in LPU having wonderful placements. Most of students get placed in reputed companies with few opting for higher studies. Special inputs in the form of placement classes are given to students to hone their skills and prepare

If you are intended to establish your own start up business in IT sector, in my opinion it will always be better to upgrade your degree to gather the domain knowledge as much as possible. Same will definitely support you to handle the customers requirement in more efficient way at the initial stage

You can go for higher studies by doing MBA. Or you can start your own business if you have a good idea and you are willing to learn. You can do some courses which will give you an idea of the business world then you can start your own venture.