TASHKENT, June 22, 2016 (Xinhua) -- Chinese President Xi Jinping (L) and Uzbek President Islam Karimov applaud the inauguration as they watch via video link the opening of Qamchiq Tunnel, part of the Angren-Pap railway line, in Tashkent, Uzbekistan, June 22, 2016. (Xinhua/Li Tao)