On November 17, 2014 (September 25, 2014), Shenzhen Hong Kong officially opened its doors. China Securities Regulatory Commission, Hong Kong Securities Regulatory Commission joint announcement, approved shares trading under Shenzhen Hong Kong began on November 17, 2014. As a key key word in the recent A stock market, Shenzhen Hong Kong triggered a series of changes in A stock, Hong Kong stock, and even the Asian securities market. Shenzhen Hong Kong refers to the Shanghai Stock Exchange and the Hong Kong Joint Stock Exchange allowing both investors to be listed on the other stock market through the local securities company (or broker) purchase regulations, is the interconnection mechanism of Shenzhen Hong Kong stock market trading.