"Shanghai and Hong Kong through" release on the eve of the 14th of Finance and other three departments jointly issued a series of preferential tax policies to support this new thing. As an important step in the reform and opening up capital markets, stock trading, "Hong Kong and Shanghai Tong" will officially begin next November 17. This means that by the Shanghai Stock Exchange (the Shanghai Stock Exchange) and the Stock Exchange of Hong Kong connection technology, the Mainland and Hong Kong investors to the sale within a specified range of other exchange-listed stocks. Under the new regulations, since November 17, 2014 until November 16, 2017, through the transfer of mainland individual investors through investment income difference between Shanghai and Hong Kong Stock Exchange listed stocks gained, temporarily exempt from personal income tax within three years. Ministry of Finance, State Administration of Taxation, the Commission official said, the tax incentives aimed at attracting investment in the mainland to Hong Kong individuals push is still in the start of the pilot phase through the development of Hong Kong and Shanghai. Currently tentative three-year exemption period, and then co-ordinate research in the future will be based on a combination of factors and the development of capital markets in general and so open. Meanwhile, since November 17, 2014, the Hong Kong market investors spread through the transfer of income through investment in Hong Kong and Shanghai A shares listed on the Shanghai Stock Exchange, temporarily exempt from income tax; its sale by Hong Kong and Shanghai A-shares listed on the Shanghai Stock Exchange made through the difference of income be exempt from sales tax. Three department official explained that, according to the Mainland and Hong Kong tax arrangements or other tax treaties, the Hong Kong market investors to apply for tax exemption procedures are complicated and time-consuming, given these exemptions reduce implementation costs taxpayers and tax authorities. Articles from http://www.cnbs.cc/news2014/141115-1.php