Ai Mingjiang (right) and An Chen from Tajikistan display boards in Chinese and Tajik saying "Hello Qingdao" and "Hello SCO" in anticipation of the SCO summit to be held in East China's Shandong province in June. [Photo/zhongguowangshi.com]

Irina from Kyrgyzstan has a board in Chinese and Kirghiz looking forward to the summit to be held in June. [Photo/zhongguowangshi.com]