<span style="color: #222222;">President Xi Jinping vowed today to open access to China's economy, as he kicked off an import fair in Shanghai. He said that China will foster a world-class business environment.<br />''<br />'' President Xi Jinping said China would seek to step up moves to stimulate domestic consumption of imports, lower tariffs, ease customs clearance procedures, among other measures.<br />''</span><br />'' <span style="color: #222222;">The event is being attended by several foreign heads of government including Russian Prime Minister Dmitry Medvedev.</span><br />''  <br />