The F-22P or Zulfiquar-class frigate ( ), is a general purpose frigate being built by Pakistan and China for the Pakistan Navy (PN). The first ship, PNS Zulfiquar, was handed over to the PN on 30 July 2009 and the second, PNS Shamsheer, on 23 January 2010. The third frigate, PNS Saif was commissioned on 15 Sep 2011. The fourth and last frigate of F-22P series, PNS Aslat was inducted on 17 April 2013.