Core Insights - The article highlights the success of a trader, Han Guo Xi, who won the championship in the options category of a national futures simulation trading competition, attributing his success to a strict risk management system centered around stop-loss strategies [1][2]. Group 1: Trading Philosophy and Strategy - Han Guo Xi emphasizes the importance of setting fixed stop-loss levels that are automatically executed by software, which prevents emotional decision-making during trading [2]. - His trading strategy is notably straightforward, focusing on buying call and put options, which reflects his understanding of the essence of options trading [2][3]. - He believes that macroeconomic factors driving the changes in underlying asset prices are fundamental to decision-making, rather than relying solely on lagging risk metrics like Delta and Gamma [3]. Group 2: Psychological Aspects of Trading - Han Guo Xi identifies the psychological pressure of real trading as a significant difference from simulation trading, which can lead to operational distortions [3]. - He advocates treating simulation trading with the same seriousness as real trading to enhance trading skills and discipline [3]. - His key takeaway from the competition is the importance of mastering probabilities and patterns, refining his trading system, and cultivating confidence, which he considers essential for success in trading [3].