1, the use of time value, time value is actually more of a skill for sellers to use orders, and it can also be regarded as a compensation for the unlimited risks of sellers and friends. As we all know, the value of time decreases with time. At this time, if other factors have not changed, the commission of the contract will also be reduced.

2, the use of intrinsic value, in fact, this understanding is very simple, intrinsic value is to grasp the difference between the contract market price and the execution price when exercising power, so as to earn fluctuation income.

3, using volatility, using volatility is actually a very common way to make money. Because objectively speaking, there are many opportunities to make profits in the 300etf option market. When the volatility is high, its income value will be greater, but the corresponding losses will be higher.