I seen in your subject you typed PLC training institute. that got me thinking you might be considering one of the Industrial Training Institutes there in India. so I wanted to warn you in case you did not know, from all the many news articles about their various branches in India, are poorly managed like ITT was here in the USA before our government shut them down. For the ITI India there seems to be a lot of 'ragging' (something to do with fellow students stripping cloths off other student, post videos) going on. The latest occurrence in Aundh, Pune, Maharashtra, India
So since you live in India, you may want to chose remote learning on your own at home. At plc-training.org on the bottom of each of the 10 section pages are recommended courses for that particular learning phase.
Although SMEC Labs list Kerala as an area they provide training to, they do not show any physical location there. As they have a high rating you may want to check them out. The do not indicate they use PLC Training Org's best practices, but you can ask them when you contact them. Their number is + 91 902 049 0011