Suitable for use in the early stage of market decline. If the price of crude oil has not fallen deeply and investors' losses are not serious, they should sell it immediately. At this time, it will test whether investors can make decisive decisions and have decisive psychological quality.

Second, look at the abnormal trend selling method

In the market where the general trend continues to be weak, if the oil price shows an abnormal trend, there may be a big decline in the future.

Third, the rebound selling method

After experiencing a deep and rapid decline, the oil market is prone to rebound. Investors can grasp the rhythm of oil prices and sell when the market rebounds.

Fourth, short selling method.

In a falling market, investors sell first, and then buy back after falling to a certain depth. In this way, the price difference is obtained and the cost is reduced.