K-line theory originated in Japan and is the oldest technical analysis method. 1750 the Japanese began to analyze rice futures with yin and yang candles. K-line has the characteristics of image thinking that orientals are good at, while the west has no deductive technology. You can watch it in the software, or you can watch it in the simulated stock trading software. For example, the K-line market in the great wisdom app stock trading software, straight flush stock software and other software is synchronized with the firm offer, with simple interface and clear sections, which is easy for beginners to learn.
K-line, also called "candle chart", is a columnar line representing the change of securities price in a certain unit time. This column line is divided into two parts: shadow line and entity.