Bharat Bill Payment System logo.
<a href="https://en.wikipedia.org/wiki/National_Payments_Corporation_of_India" class="extiw" title="en:National Payments Corporation of India">National Payments Corporation of India</a>
<a rel="nofollow" class="external free" href="https://www.npci.org.in/npci-in-news/knowledge-centre">https://www.npci.org.in/npci-in-news/knowledge-centre</a>