Relative strength index: RSI (Relative strength index) was first used in futures trading. Later, in many charts and technical analysis, it was found that the theory and practice of intensity index were extremely suitable for short-term investment in the stock market, so it was used to measure and analyze the stock rise and fall. \x0d\ Strength indicator RSI is one of the most commonly used indicators. Click the right mouse button on the K-line chart, and then click the technical indicators, you can select any technical indicators you want to see. The accuracy of RSI above 50 is high. \x0d\ 1.6, RSI exceeded 85, overbought; Below 15, oversold; \x0d\ 2。 When consolidating, the bottom of RSI is higher than the bottom, and the bulls are strong, and the market outlook may continue to rise; On the contrary, it is a sell signal; \x0d\ 3。 The stock price is still in the consolidation stage, RSI has been sorted out, and the stock price will break through accordingly; \ x0d \ On April 6th, RSI broke through the RSI on June12nd, and sold the entry signal; On the contrary, sell the signal.