The full name of stock index futures is stock price index futures, which is a standardized futures contract with stock price index as the subject matter. Both parties agree to buy and sell the underlying index on a specific date in the future according to the size of the stock price index determined in advance. To put it simply, stock index futures is a two-way transaction with the Shanghai and Shenzhen 300 stock indexes as the buying and selling objects (you can buy more and short more at will). Each transaction contract is based on 300 yuan cash (each transaction is up/down at an index point 1 point), and the accumulated profit and loss are calculated and settled in cash on the same day. Short: short at 3000 points, close the position when the index reaches 30 10 points, at which time the loss is 3000 yuan, while the index falls to 2990 points, at which time the profit is 3000 yuan. Buy more: Buy more at 3,000 points, and close your position when the index reaches 30 10 (10), and make a profit of 3,000 yuan (10 * 300). On the other hand, if the index falls to 2990 points, it will lose 3000 yuan if it closes its position at this time. It also has three unique features: 1. Cash delivery. Second, the value of the contract is expressed by the product of a certain currency multiplier and the stock index quotation; Third, the subject matter is a specific stock index, and the quotation unit is calculated by index points. Advantage 1, no matter whether the market is up or down, you can make money. 2. Cash delivery and daily settlement. 3, you can buy more short selling, two-way trading, you can close the position at any time to settle the profit and loss. 4. Safety of funds and convenient access Disadvantages: 1. Expected annualized expected return is large, and the risk is also great. 2. Speculative risk control: short at a high level, buy more at a low level, and set a stop loss amount.