As the annual meeting of the National People's Congress starts today - all 2924 delegates - we examine three important Chinese stock indices to evaluate how they might be affected. This in the light of President Xi Jinping being voted in for a second term in office and the possible lifting of the cap on holding more than two consecutive terms. Added to this there is likely to be a change at the top of the People's Bank of China as Zhou Xiaochuan, 70, at the helm since 2002, will probably retire.