No typo, J-16 is the Chinese Strike Flanker, Su30 MK2

http://rusnavy.com/news/othernavies/index.php?ELEMENT_ID=13692


China
demonstrated fighter J16 to the press at aircraft factory Shenyang
Aircraft Co; it is a copy of Russian Su-30MK2, reports Hong Kong
military magazine Kanwa referring to a Chinese authoritative military
source.

This airplane is a copy of Russian fighter Su-30MK2, the
batch of them was sold to China early in 2000's,