①

Both DIF and MACD are above 0, and the overall trend is bull market.

②

When DIF breaks through MACD upwards, it can be bought; If DIF falls below MACD, it can only be used to close the original order, and it is not allowed to pay new orders to enter the market.

③

DIF and MACD are below 0, and the overall trend is a short market.

④

When DIF falls below MACD, it can be sold; If DIF breaks through MACD upwards, it can only be used to close the original order, and it is not allowed to pay new orders to enter the market.

⑤

The high-grade secondary crossing plunged downward, while the low-grade secondary crossing soared upward.