https://www.scmp.com/news/china/military/article/3042580/chinas-new-aircraft-carrier-shandong-could-confront-other

"It will be able to carry 36 J-15 fighter jets, compared with the Liaoning’s capacity of 24, and 40 aircraft in total, including Z-9 helicopters and KJ-600 early-warning planes."

Is this "KJ-600 early-warning planes" an error?