Risk concentration is the opposite of diversification: it answers what the account risk is betting on. High concentration is not a problem in itself; the question is whether its existence and extent are clear. This article analyzes how to identify the concentration in precious metals trading from the four dimensions of variety, direction, logic and time, discusses the balance between concentration and dispersion, and explains how to regularly check the exposure distribution and adjust the risk structure through WMAX's position summary, transaction history and reporting functions, so that the source of risk is always clearly visible.