Review is not about looking back at profits and losses, but the process of transforming trading experience into reusable methods. This article explains the difference between review and reconciliation, the core fields that should be recorded in the transaction log, the complete process of the three-step replay classification and refining method, and how to use a set of transactions to distinguish luck and ability, helping precious metals traders keep their experience at the rule level and continue to reduce the recurrence of the same type of errors.