D & gt80 overbought, D.

J-index method for judging the bottom: when J continuously drops to a value below 0, that is, a negative number, an important bottom will appear in cooperation with the important moving average. Generally, it is better to be above-10. Another important factor is that you must leave the 5-day moving average above 10%. Only in this way can you basically guarantee that there is room for the stock to rebound.

J-indicator judgment method: when the J-indicator continuously rises to the value above 100, it will run in the opposite direction at any time. But in a bull market, it is relatively simple to judge the bottom of the J index, and it takes a lot of time to judge the head. If it continues to rise, there will inevitably be a callback above 100, and the judgment is based on the fact that the stock price is more than 5% away from the 5-day moving average10.

Steady profit without loss method: use weekly KDJ index to find stocks and intervene; As a newly listed new stock, it is relatively simple to judge. As long as the KD indicator is found to form a secondary upward golden cross on the weekly line, the strength is generally not small.

Defect: the indicator will show signs of passivation after continuous rise or fall, that is, the indicator will continue to rise and fall at a relatively high level.