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What does time-sharing red and green column bidding auction mean?
The time-sharing red-green column of Call auction indicates the inner disk and the outer disk, and red represents the outer disk, which is represented by the letter B. Generally, it refers to the stocks that are actively bought, and the trend is mainly based on gains; Green represents the inner disk, which is represented by the letter S, and refers to the stocks that are actively sold. The trend is mainly based on the extent of the decline.

Significance of stock K-line

In stocks, not only the growth of red column and the decline of green column can be observed, but also the K line can be observed. K-line is also a good reference for evaluating stocks. Generally, the chart drawn by K line is called Yin-Yang line chart. The prototype of K-line chart is used to record the price fluctuation of Japanese rice market. Later, after summarizing and sorting out by professionals, the K-line chart gradually became a representative line chart of the stock and futures markets. The drawing method of K-diagram has been popularized in many countries, such as China, Southeast Asian countries and so on. Specifically, the daily K-line is divided into a positive line and a negative line. The red positive line indicates that the closing price is higher than the opening price, and the green negative line indicates that the closing price is lower than the opening price.