Chinese mainland's Association for Relations Across the Taiwan Straits (ARATS) Executive Vice President Zheng Lizhong (R) and Taiwan-based Straits Exchange Foundation (SEF) Vice Chairman Kao Koong-lian shake hands before a consultation in Shanghai, east China, June 20, 2013. Zheng and Kao co-chaired the preliminary consultation of the ninth round of talks between chief negotiators from the Chinese mainland and Taiwan in Shanghai Thursday afternoon. [Xinhua/Chen Yehua]