"Hand" refers to the contract. By default, domestic stocks are bought by hand, with one hand and one hand = 100 shares;
Futures are in accordance with the agreed contract size, such as the silver futures of Shanghai Futures Exchange-that is, a contract 15 kg.
However, the default value of foreign exchange against the US dollar is 654.38 million euros. For example, if the current assumption is that 1.08000 euros is against the US dollar, then the contract value of the first-hand euro against the US dollar is 1.08 * 1.008 million dollars, and then only a small amount of margin is required to open a position through the margin system. For example, if the margin ratio is10.008 million dollars, then it is108,000 divided by 100, which is equal to 1080 dollars. It takes 1080 dollars to make a euro contract.