Shanghai Stock Exchange is one of the two stock exchanges in mainland China, and it is located in Pudong New District of Shanghai. It was founded on November 26, 1990 and started its business formally on December 19.By the end of 2009, it had listed 870 companies, and the listed securities number were 1351, with the total cost of the stock market price of 18.465523 trillion yuan. By listing , a large number of pillar enterprises, key enterprises, the national economy foundation industry enterprises and high-tech enterprise raise the development money and transform the operation mechanism.