Hi Ankush,

As,there are lots of institute out there for pcb group coaching. It’s now very clear to you ,Also that those are the institutes which follows the same basic methods like other's do.But this is modern age with technological advancement.So,I will recommend you to not follow the crowd blindly. In today’s date there are lots of online coaching is available. You can study from your most convenient place in your own time. You’ll be able to make schedule of your own, as with online access it will be available to you for 24 hrs.In this field,I'll recommend you M Learning video lectures from M Learning website (or Mobile app).You can also get their offline course from their website. Also, check for M Learning video lecture app. You can study from anywhere anytime with the help of your mobile.

I hope it helps.