Contract trading is a form of trading based on financial contracts, which allows investors to predict the future asset prices for buying and selling. The article details the main features of contract trading, such as leveraged trading, long and short dual-direction trading, expiration date and settlement, and explains the three main types of trading: futures contracts, options contracts, and Contract for Difference (CFD). It also analyzes the advantages of contract trading, such as providing risk management tools, increasing market liquidity and diversifying investment strategies, as well as risks, including leverage risk, market volatility risk, and liquidity risk.