Function (English): 1. It displays 40 items’(tokens,stocks, futures etc.) RSI oversold and overbought data in the form of bitmap/dots on the chart. 2. The specifi item will be clear after placing mouse on the small dots. 3. The bitmap will show red when the RSI overbought, show green when the RSI oversold, and will show black when the RSI in the middle of the value.