Financing means that you can pledge stocks and borrow money for stock trading.

Securities lending means that you can borrow stocks to sell.

Stock index futures is a kind of futures, and its profit and loss are settled according to the rise and fall of the index.

The trading objects of stock index futures are standardized futures contracts, all of which have expiration dates. After the expiration, the contract is delivered in cash, and investors cannot hold it indefinitely. In this regard, investors should pay special attention to the fact that trading stock index futures cannot be the same as buying stocks, so they don't care much after trading. They must pay attention to the expiration date of the contract and decide whether to close the position in advance or wait for the contract to expire for cash delivery according to market changes.