A Chinese marine soldier (L) keeps watch as the US Seventh Fleet Flagship USS Blue Ridge (LCC-19) berths at a port in Qingdao, east China's Shandong province

Chinese paramilitary soldiers look on as the US Seventh Fleet Flagship USS Blue Ridge (LCC-19) berths at a port in Qingdao, east China's Shandong province

Sailors stand on the US Seventh Fleet Flagship USS Blue Ridge (LCC-19) as the ship berths in a port in Qingdao, east China's Shandong province

Major general Yuan Yubo (L), commander of the North sea fleet of People's Liberation Army Navy, talks to lieutenant general Thomas, deputy commander of the US Seventh Fleet, as they wait for the US Seventh Fleet Flagship USS Blue Ridge (LCC-19) in Qingdao, east China's Shandong province