BEIJING, Dhu-AlQa'dah 7, 1436, Aug 22, 2015, SPA -- Russia and China have begun joint naval and air defense exercises in in the waters off the Clerk Cape and the Sea of Japan, UPI reported. The drills are code named Joint Sea-2015 and will run until Aug. 28. The military exercises, involving more than 20 ships from the Russian Navy and the People's Liberation Army (PLAN), include a joint amphibious assault drill, USNI News reported. The Chinese are sending in six helicopters, five fixed-wing aircraft, 21 units of amphibious equipment and 200 marines. The Russian navy will also send in 200 marines, in addition to 16 surface ships, two submarines and 12 naval aircraft, Xinhua News Service reported. This marks the second joint drills between Russia and China in 2015. The previous exercises took place in the Mediterranean Sea. --SPA 15:35 LOCAL TIME 12:35 GMT www.spa.gov.sa/w