2. Futures software is a computer program that provides users with futures information or transmits futures trading instructions. Futures software can be divided into: futures quotation software, futures analysis software, futures information software, futures trading software and futures intelligent trading system. At present, most futures software runs on personal computers. With the development of mobile phone technology and the popularization of 3G network, mobile phone futures software has become the development trend of future futures software.

3. Crude oil futures are the most important oil futures. At present, there are four important crude oil futures contracts in the world: NYMEX (West Texas Intermediate) light low-sulfur crude oil, high-sulfur crude oil futures contract, London International Petroleum Exchange (IPE) Brent crude oil futures contract and Singapore Exchange (SGX) Dubai acid crude oil futures contract.