In fact, if you look at the profit and loss records of those big players, most of them also lose more than they win. But they are significantly stronger than retail investors in the following ways: 1. Stamina or enthusiasm 2. Continuous combat to maintain feel 3. Support from news and tools 4. Dare to go heavy when encountering a golden opportunity 5. Decisive judgment on when to leave and when to stay 1-3 are prerequisites, while 4-5 are key.