Chinese Prime Minister Wen Jiabao flew to the Kazakh capital of Astana from Moscow on Wednesday for the last leg of a tour focused on China's energy ties and the global financial crisis, according to dpa. The official purpose of Wen's visit is a summit meeting on Thursday and Friday of the Shanghai Cooperation Organization (SCO), a security grouping of central Asian states, including Russia. Russian Prime Minister Vladimir Putin will also attend. The two leaders will hold talks on the sidelines.