The deposit for opening this account is 200,000 yuan, 10. 1On October 7th, customers opened positions and bought 5 lots of PTA8 1 1 futures, with a transaction price of 6800, and then bought 5 lots of PTA at 6802. On the same day, the customer sold 5 lots of PTA futures, with a transaction price of 6878, and the settlement price of PTA on that day was 69 18. Yesterday's settlement price was 6870, assuming that the trading margin ratio was 10%, the handling fee was unilateral per lot 15 yuan, and the PTA futures contract was 5 tons per lot. Then the change of the customer's fund on that day is: closing profit and loss on the hedging settlement day (6878-6800) × closing profit and loss on that day (1950) × 5 = 2900 handling fee (15 × 65438). The balance of equity on that day is 2000000+1950-150 = 201800. The deposit takes up 6918× 5×10% =17295 yuan.

On June 8th, 65438, the customer sold the five-hand liquidation contract of PTA8 1 1 futures, with the transaction price of 6898, and then sold the 90 1 soybean meal 10 liquidation contract in 1943, with the settlement price of 69 on that day. Then the customer's account situation is: closing profit and loss on the day of hedging settlement one by one (6898-6802)*5*5=2400 opening profit and loss on the day (2967-2943) *10 *10 =-2400 handling fee 5 *15. 10= 175 Equity balance on the current day 201800+2400-175 = 204025 Margin occupation 2967×10×10% = 2967.