These are just a few financial products, just like stocks and futures are financial products. Gold is called gold, and its investment varieties include physical gold, paper gold and electronic gold. Futures is an expected product. For example, you can now order 65438+ 10 corn. If the current price is 1 yuan per catty, the more mature you are at 10, the more you will earn. If it is reversed, the stock will actually become one. The number of shares you buy is the number of shares invested in this company. This is a stock. Spot silver is just an electronic disk of silver. Foreign exchange is actually foreign exchange in currencies other than China. Originally, it was a two-way transaction through the current fluctuation of international oil prices.