First of all, the definition is different:

1. Stock is the ownership certificate issued by a joint-stock company. It is a kind of securities issued by a joint-stock company to all shareholders in order to raise funds, as a shareholding certificate to obtain dividends and bonuses.

2. Crude oil is oil, also known as "black gold". Traditionally, crude oil directly extracted from oil wells is crude oil, which is a dark brown or dark green viscous liquid or semi-solid combustible substance composed of various hydrocarbons. It is divided into light crude oil, medium crude oil and heavy crude oil according to the density range. However, the oil composition and appearance of different oil fields may be very different.

Second, the differences in trading patterns:

1, stock T+ 1 trading mode, buy today, the daily limit or the daily limit can only be seen, and it will take at least the second trading day to sell;

2. Oil is a T+0 trading model, which can be bought and sold at any time and traded many times a day, providing multi-sector investment opportunities.

Third, differences in controllability:

1, market maker operation, retail investors can only lose money;

2. The oil risk is controllable, without banker's control, with price limit protection and risk warning.