Huaxin Securities, that is, Huaxin Securities Co., Ltd., is a national comprehensive securities operating institution approved by China Securities Regulatory Commission and registered in Shenzhen in March, 20001.

K-line is also called "candle chart" by users, which means it is a column line, indicating the price change of securities in a certain unit time. This column line is divided into shadow line and solid column.

K-line refers to the columnar line on the K-line diagram, which consists of shadow lines and entities. 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.