There is a lot of training center in now a days in India but but there are some problem in those institute but not in NIIT centers they listen students query and their problem and they fixed it has a great infrastructure and study environment it is one of the popular institute not in Indian only it has world wide branch also so you can study and take a training from any other country also there are some popular diploma and certification course available like GNIIT, GNIIM any many more .just visit any nearest center or visit https://niit.com