In the morning, you can add positions if the price drops sharply, and reduce positions if the price rises sharply in the morning.
In the afternoon, you can only reduce positions if the price rises sharply, and buy the next day if the price drops sharply in the afternoon.
Do not sell coins if the price drops in the morning, and add positions T+0 when the price drops.
Do not chase the price when the price rises in the afternoon, and reduce positions T+1 when the price rises.
In the morning, the price rises to 10 points, and in the afternoon, the price rises to 2 points. Sell at the highest point. If the coin is strong, it will be closed at 10 points. If the coin is not strong, it will be closed at 2 points. Control the position and do not take chances. Rolling operation is the best strategy.
Do not short in a bull market, and do not long in a bear market.
Do not sell at a loss in a bull market, and do not chase the price rise in a bear market.