Article states:  “China’s navy carried out a “live firing drill” in the South China Sea Tuesday in a bid to improve its maritime combat ability, state media reported, as tensions flare over the disputed waters.  The exercise involved at least 100 naval vessels, dozens of aircraft, missile launch battalions of the Second Artillery Corps and information warfare troops, Xinhua news agency said, citing navy sources.”

http://news.yahoo.com/china-conducts-live-firing-drill-disputed-south-china-171545649.html