Lots and lots of naval exercises going on in the area ..
" ...On Monday, Beijing and Moscow ended the second stage of their Joint Sea-2017 naval exercises. Chinese and Russian vessels participated in coastal and maritime drills in the Sea of Japan and the southern section of the Sea of Okhotsk – the first stage of Joint Sea-2017 had been held in the Baltic Sea two months ago.
As well, in the past months, China has carried out naval and missile exercises in the Bohai Gulf and elsewhere in the Yellow Sea, which many have viewed as a warning to both North Korea and the US, while the Russian Pacific Fleet has routinely tested its capabilities in Northeast Asia. ..."
