The position difference indicates that the total position today has increased or decreased compared with yesterday.

For example, today's position is 65,438+000,000 lots and yesterday's position is 65,438+005,000 lots, so today's position is reduced by 5,000 lots, which means that the position difference is-5,000 lots.

Closing price 1.69 means that the closing price is higher than the opening price, 1.69 yuan.