Sell it digitally who need it for hard cash payments, is best way to avoid taxes system in India.
here you have to find customers over different planforms, look for cash deals . 10L is not much amount for rich business mans

for safe deal do deal @ public places only hand to hand deal only, even you can charge some extra money for same . like travel expeses

Sell it digitally who need it for hard cash payments, is best way to avoid taxes system in India.