A signal of certainty...
K-line reflects everything, and fundamentals have no effect on contract opening, and even have a counter-effect.
Yesterday afternoon, when the callback occurred, Yiming gave the four-hour cycle lifeline of BTC and ETH. In fact, both varieties have reached, and they are basically the lowest points of yesterday.
This is a signal of certainty...
The trading market is uncertain. To find certainty in this uncertain market, the fundamentals themselves are uncertain factors, so it is impossible to have a stable trading strategy based on this...