2. Go to Tools-Formula Management-Technical Indicators-Custom, and add a formula. Formula: vol/ma(vol, 5); "Name: JTLB (static ratio) Just copy and paste the previous contents. Slightly different from the dynamic is the rounding problem after the decimal point.

3. Volume ratio: that is, the ratio of the average volume per minute after the opening of the market to the average volume per minute in the past five trading days. If it is a daily shift, it is the total turnover on the sixth day and the average turnover in the first five days. Because instant messaging is a five-minute cycle. However, the 5-minute period on the daily K-line cannot be calculated.