The rise and fall of K-line is related to the zero axis, which is provided by the zero axis of a certain time level for the rebound. There are no sudden rises or falls; every rise and fall has its reason, whether in the stock market, foreign exchange, futures, or digital currency. As long as it is a normal financial K-line, its rise and fall follow certain rules.
The following two major cases: BTC bull market and US stock bull market
