This paper will introduce the complete works of classic K-line forms, including 22 classic K-line forms. K-line chart is a commonly used technical analysis tool, which helps investors to analyze and predict by showing the price trends of stock, futures and foreign exchange markets. In the K-line chart, each K-line represents a period of trading activities, including price, closing price, highest price and lowest price.

1. Dayang Line Dayang Line refers to the long K line whose closing price is higher than the price. It usually means that the bulls are strong and the market sentiment is positive, which may indicate that the stock price is rising.

2. The big yinxian refers to the K-line whose closing price is lower than the price and the entity is longer. It usually indicates that bears are strong and the market sentiment is pessimistic, which may indicate that the stock price will fall.

3. Upper hanging line The upper hanging line refers to the K line with smaller entity, longer upper shadow line and shorter lower shadow line. It usually appears in an upward trend, indicating that there may be a reversal signal and the stock price may fall.

4. Hammer line Hammer line refers to the K line with smaller entity, longer upper shadow line and shorter lower shadow line. It usually appears in a downward trend, indicating that there may be a reversal signal and the stock price may rise.

5. Cross Star Cross Star refers to the K line whose price is close to the closing price and the upper and lower shadow lines are long. It usually appears in the period of market shock or trend reversal, which implies the uncertainty of market sentiment.

6. Sub-bus Sub-bus refers to two adjacent K-lines, a big Yang line or a big Yin line (bus), and the smaller Yang line or Yin line (sub-line) behind it is completely contained in the bus. The combination of sub-buses usually indicates the change of market sentiment and may indicate the reversal of the trend.

7. Sanlianyang Sanlianyang refers to three consecutive yangxian lines, and the closing price of each yangxian line is higher than the previous one. It shows that the bulls are strong and the stock price may continue to rise.

8. Yin San Lianyin refers to three consecutive Yinxian, and the closing price of each Yinxian is lower than that of the previous Yinxian. It shows that the short-selling power is strong and the stock price may continue to fall.

9. Long upper shadow line Long upper shadow line refers to a K line with a long lower shadow line, and the length of the lower shadow line is usually more than half of the entity. It represents a tentative attack by bulls, but eventually the market sentiment reverses and the stock price may fall.

10. Long shadow line Long shadow line refers to a long K line, and the length of shadow line is usually more than half of the entity. It represents a tentative attack by short-selling forces, but eventually the market sentiment reverses and the stock price may rise.

1 1. Swallow means that the entity of the last K line is completely contained in the entity of the previous K line. If the former K-line is a negative line and the latter K-line is a positive line, it is called "Yang swallowing Yin" form; On the contrary, it is called "yin swallowing yang" form. Swallowing patterns indicate a dramatic change in market sentiment, which may indicate a reversal of the trend.

12. Dark clouds cover the top. Dark clouds cover the top, which means that the last K line is a negative line, its price is higher than the highest price of the previous Yang line, and its closing price is lower than the middle of the previous Yang line. It usually appears in an upward trend, indicating that a trend reversal may occur.

13. Morningstar Morningstar refers to three continuous K-lines, the first is the negative line, the second is the smaller cross star, and the third is the positive line. It usually appears in a downward trend, indicating that a trend reversal may occur.

14. Twilight Star Twilight Star refers to three continuous K-lines, the first is the positive line, the second is the smaller cross star, and the third is the negative line. It usually appears in an upward trend, indicating that a trend reversal may occur.

15. The three methods of rising refer to a long positive line followed by three short negative lines. The closing prices of these three negative lines are all within the entity of the previous positive line. Three rising modes usually appear in the rising trend, suggesting the possibility of short-term adjustment.

16. The three methods of falling down refer to a long negative line followed by three short positive lines, and the closing prices of these three positive lines are all in the entity of the previous negative line. The three methods of decline usually appear in the downward trend, suggesting the possibility of short-term rebound.

17. Morningstar Morningstar refers to three continuous K-lines, the first is the negative line, the second is the smaller cross star, and the third is the positive line. It usually appears in a downward trend, indicating that a trend reversal may occur.

18. The evening star refers to three continuous K-lines, the first is the positive line, the second is the smaller cross star, and the third is the negative line. It usually appears in an upward trend, indicating that a trend reversal may occur.

19. The gap refers to the fact that the price and closing price between two adjacent K lines do not coincide, forming a blank area. Gap usually indicates the rapid change of market sentiment, which may indicate the continuation or reversal of the trend.

20. The inverted hammer head line refers to the K line with smaller entity, shorter upper shadow line and longer lower shadow line. It usually appears in an upward trend, indicating that a trend reversal may occur.

2 1. The uptrend line is a straight line connected by continuous lows. It shows that the market is rising and the stock price is expected to continue to rise.

22. downtrend line downtrend line is a straight line connected by continuous high points. It shows that the market is in a state of decline and the stock price is expected to continue to fall.

The above is the introduction of 22 classic K-line forms. By analyzing different K-line patterns, investors can better judge the market trend and make corresponding trading decisions.