China has long been a key customer for Russian military hardware, but only in the last decade have their militaries begun taking part in joint exercises.
China's defence ministry said on Tuesday that its navy would send four destroyers, two guided missile frigates and a support ship for the exercises, which start on Friday in the Sea of Japan and run until 12 July.
The ships departed on Monday from the port of Qingdao, where China's Northern Fleet is based, and headed for the rallying point in Peter the Great Bay near Vladivostok.
"This marks our navy's single biggest deployment of military force in a China-foreign joint exercise," the ministry said. Read more >>