Extended data:
Sharpriceindexfutures(SPIF), the full name of stock price index futures, also known as stock price index futures and futures index, refers to standardized futures contracts with stock price index as the subject matter. The two parties agree to buy and sell the underlying index on a specific date in the future according to the size of the stock price index determined in advance, and deliver it in cash after the expiration.
As a type of futures trading, stock index futures trading has basically the same characteristics and processes as ordinary commodity futures trading. Stock index futures are a kind of futures, which can be roughly divided into two categories, commodity futures and financial futures.