The option market can provide us with many trading opportunities with risk-free profits. Risk-free arbitrage opportunities are incomparable to the stock market and futures market. Risk-free arbitrage of stock index futures. The price at which we buy the stock is the break-even point of the stock position. Risk-free arbitrage of stock index futures from the moment we buy, market fluctuations will affect our positions, profits or losses. Only at the level of stock trading, we have almost no chance to make risk-free profits.

Futures. Compared with stocks, there are more trading opportunities to obtain low-risk profits. Take stock index futures as an example. Holding both stock positions and stock index future positions can realize spot arbitrage. Other arbitrage methods include: arbitrage opportunities between different contracts of the same variety, arbitrage opportunities between contracts of different varieties in the same month, or arbitrage opportunities between contracts of different varieties in different months. Although these arbitrage methods can achieve low-risk profit, they are not completely risk-free.

Options. Compared with other varieties, it is born with risk-free and profitable soil. Different investors have different views on the market. Options are priced in different ways. Option trading itself has the deviation of quotation. Through this quotation deviation, we can lock in profits and obtain risk-free returns through options combination strategy, options futures combination strategy and options spot combination strategy. This "zero" risk trading strategy can only be realized in the option market. The constant fluctuation of the market provides more trading opportunities for this way.