You can also open demat account with few of the broking firms and start investing in good stocks. (indianexpress.com)
In 1996, trading began on NSE for shares held in DEMAT account form. (kotaksecurities.com)
If you are a beginner or a small investor though, you can check out this detailed article on Best Demat Account for Beginners and Small Investors. (adigitalblogger.com)