Candle diagram is also called candle diagram, daily line, yin and yang line, bar line, red and black line, etc. , usually called "K-line". It is based on the opening price, the highest price, the lowest price and the closing price of each analysis period.
K-line diagram is a kind of technical analysis. Through the K-line chart, people can completely record the market performance every day or at a certain time. After a period of stall, the stock market forms a special region or form on the chart, and different forms show different meanings. Some regular things can be found from these morphological changes. The forms of K-line chart can be divided into reverse form, arrangement form, gap and trend line. The post-K-line chart is introduced into the stock market and futures market because of its ingenious and unique drawing method. The drawing method of K-line chart in stock market and futures market includes four data: opening price, highest price, lowest price and closing price. All K-lines are centered around these four data, reflecting the general situation and price information. If you put the daily K-line chart on a piece of paper, you can get the daily K-line chart, and you can also draw the weekly K-line chart and the monthly K-line chart.