2. Similarities and differences smma (MACD): This indicator includes two drawn dynamic trend lines. MACD line is the difference between the moving average of two indicators and the difference between signal line or trigger line, that is, the difference smma. If MACD and trigger line intersect, it can be regarded as a signal of market trend change.
3. Trend line: indicates the trend of price rise and fall. When the market price hits a new high continuously, it is regarded as an upward trend; A persistent low point is considered a downward trend. The breakthrough of the trend line usually marks the end or reversal of a trend. The peaks and valleys of this level indicate the price range of the market.
4. Window theory: A window is a price area where no transaction occurs on the map. When the lowest price of a trading day is higher than the highest price of the previous day, a rising window will be formed; When the highest price of the day is lower than the lowest price of the previous day, a downward window will be formed. The rising window usually marks a strong market, while the falling window is a sign of a weak market. Breakthrough window is a price window formed after the completion of important price models, which usually marks the beginning of important price trends. The escape window is a price window, which usually appears in the middle of important market trends. Therefore, it is also called the measurement window. The consumable window is the price that appears at the end of an important trend.