Only residents of the People’s Republic of China, and investors under the Qualified Foreign Institutional Investor program or Stock Connect programs can trade these shares.These shares are typically traded in Renminbi (Chinese Yuan). A-shares are publicly listed Chinese companies that trade on both the Shanghai Stock Exchange and the Shenzhen Stock Exchange - two of China’s main stock indexes.The composite index lists both A shares and B shares - what’s the difference? The Shanghai Composite Index, also known as the Shanghai SSE index is a stock market index of all the stocks that are listed on the Shanghai Stock Exchange. FAQs on the Chinese Stock Market What is the Shanghai Index.How to Invest in the Chinese Stock Market.