Executive Vice Major of China's Wuhan City Jia Yaobin (L Front) and Mayor of Finland's Salo City Antti Rantakokko (R Front) sign a friendship city agreement as Chinese Ambassador to Finland Yu Qingtai (R Rear) and Director of Economic and Business Development for Espoo Tuula Antola (L Rear) witness, in Espoo, Finland, Aug. 25, 2014. (Xinhua/Li Jizhi)