(1) opening price. It was caused by both sides being long and short five minutes before the opening. It reflects the intention of some main players, especially in the case of sudden price changes in other related markets, the opening price can better reflect the attitude and determination of the warring parties.

(2) closing price. The closing price is a summary of the whole day's price trend, and it is also an evaluation of the winners and losers of the long and short sides of the day. The closing price is also a bridge connecting the next trading day. Generally, when the main force is unwilling to reveal their intentions too much, the closing price will be closer to the settlement price of the day.

(3) The highest and lowest prices in the session. These prices reflect the contest between long and short sides in the continuation stage, which is manifested in a large number of transactions near the highest price or the lowest price. This can be seen more clearly from the time-sharing line. In the consolidation market, these two prices become the price range positioning ruler for all-day trading, and investors will complete intra-day trading within this range.

(4) volume. The trading volume of the day reflects the preference of market investors for trading in the price range of the day. It also reflects the current psychological state of investors: active intervention or wait and see or wait for money.

(5) post. The position change plays an important role in the price operation, representing the will and intention of the main position. Can be divided into active increase (decrease) positions and passive increase (decrease) positions. Through the change of positions, the cost of main positions can be estimated, which provides certain trading basis for investors in operation. Generally speaking, if there is more than 20% position change in a contract on that day, it may induce the reversal of the original trend of the market.