Hong Kong stocks refer to stocks listed on the Hong Kong Stock Exchange. Hong Kong's stock market is more mature and rational than China's and more sensitive to the world market. If some domestic stocks are listed in China Mainland and Hong Kong at the same time, forming an "A+H" model, we can judge the trend of A shares according to their situation in the Hong Kong stock market.

There are many kinds of derivatives in Hong Kong market, which can be divided into five categories: stock index derivatives, stock derivatives, foreign exchange derivatives, interest rate derivatives and warrants.

Almost all funds incorporated in Hong Kong are open-end funds. For investors, they can get their money back at any time, which has good liquidity and is particularly attractive to overseas investors. According to the classification of the Hong Kong Monetary Authority, the bond market in Hong Kong is divided into two categories: the Hong Kong dollar bond market and the foreign currency bond market issued and traded in Hong Kong. Among them, exchange fund bonds and bond issuance plan bonds are the most representative in the Hong Kong dollar bond market, and long bonds are the most representative in the foreign currency bond market.

Relying on the rapid development of the mainland economy, Hong Kong has become the fastest-growing international financial center in Asia. The scale of HKEx has expanded rapidly, and its ranking in global exchanges has been continuously improved.