Relating Preference shares

I have 20 preference shares of X company which when bought face value was 10
now the face value of the share is 1
can i get 200 shares ??
how can i sell them…
btw those are in physical form
please help…

https://tradingqna.com/t/can-i-buy-preference-shares-with-nse-bse-exhanges/151