Russia Beyond published an article in which an expert from the Academy of Military Sciences Vadim Kozulin
Kazulin recalled that Russia sold to Chinaabout two batteries of S-400 anti-aircraft missile systems three years ago, and the delivery of the first batch began in 2018. It is noted that each of the batteries is equipped with 4 launchers and armed with 4 missiles. This, in turn, provides a total of 16 interceptors per battery, which can shoot down a fifth-generation fighter jet, as well as cruise missiles at a distance of up to 200 km.
According to the expert, the S-400 is capable of effectively countering AGM-84H / K SLAM-ER missiles. However, not everything is so simple. Kazulin noted: