CHENGDU, July 22, 2016 (Xinhua) -- Photo taken on July 22, 2016 shows the burial ceremony of deceased Chinese UN peacekeeper Li Lei in Chengdu, capital of southwest China's Sichuan Province, July 22, 2016. Chinese UN peacekeepers Li Lei and Yang Shupeng were killed on the evening of July 10 after a mortar shell hit their armored vehicle during fighting between two army factions in Juba, capital of South Sudan. (Xinhua/Liu Kun)