8.0 This position is the adjustment limit of the recent upward pattern; spot should be fully loaded at this point; 7.0 is the adjustment limit of the cyclical pattern, this position should be fully loaded at a low multiple of 3-5 times; at 5.5 is the black swan limit, and it can even be said to be the bottom of the next bear market, all the pots, bowls, and plates at home should be taken out to receive goods.