Warships dock at Changi Naval Base during the International Maritime Defense Exhibition Asia (IMDEX) preview in Singapore, May 18, 2015. IMDEX Asia 2015, a flagship maritime defense show in Singapore, will run from May 19 to 21 with a stellar line-up of 20 warships from 12 countries and participation of more than 180 exhibiting companies from 28 countries and regions showcasing innovations featured key trends and developments in the industry. (Xinhua/Bao Xuelin)
