1, supply and demand;

2. Macroeconomics (policies and regulations, inflation, currency exchange rate: mainly USD, interest rate, etc. );

3. International political factors (regional turmoil and disputes, wars);

4. Linkage of relevant markets (gold, foreign exchange (mainly USD), stocks);

5. Speculation and international hot money;

6. Psychological factors (traders' confidence in the market) are generally considered to be the above factors, and there is another point of view that is quite incisive; There is only one thing that really affects the international crude oil price: capital. Whether the funds have entered the crude oil market or whether the funds have been withdrawn from the crude oil market. Funds can be divided into: supply and demand funds, speculative funds and hedge funds;

7, the supply and demand of funds, is demand, the normal demand in the market;

8. Once the price of speculative funds exceeds the relationship between supply and demand, it deviates from the normal value. Or the emergence of an extraordinary fluctuation is caused by the entry and exit of supply and demand funds.