300 yuan lost a point in the first-hand contract. Take today's IF 1502 as an example, it dropped by 368.4 points, that is, the loss was 1 10520 yuan. If it is a price-limited sale, you will lose these. If you don't sell it, the settlement price and closing price of the day will be different. The settlement price is based on the period before the closing of the Shanghai and Shenzhen 300 stocks.