Spot trading is a transaction between big banks, and it is also a transaction between big banks acting as agents for big customers. After the transaction is concluded, the payment and delivery of funds shall be completed within two working days at the latest. However, the delivery time can be extended continuously.
Futures crude oil investment: Futures crude oil investment is a trading method relative to spot trading, which is developed on the basis of spot trading. An organized trading method for buying and selling standardized futures contracts on futures exchanges. The object of futures trading is not the commodity (subject matter) itself, but the standardized contract of commodity (subject matter), that is, the standardized forward contract. This investment method can also be adopted by ordinary investors, mainly for direct futures trading.