Position Management Model：

Single transaction risk control is set at 1-2% of total capital, with a preset threshold for maximum annual drawdown.‌‌1

Adopt a dynamic profit-taking strategy, retaining at least 50% of trend positions to cope with extreme market conditions.‌‌

Extreme contingency plan settings：

Pre-establish response plans for black swan events (such as hedging strategies triggered by a circuit breaker mechanism).‌‌

Quarterly adjustment of position structure to balance defensive and offensive asset allocation.‌‌