黄金亚盘延续反弹微涨，追多或上方承压空单布局

Group 1 - The core viewpoint of the articles revolves around the fluctuations in gold prices, influenced by multiple factors including the upcoming Federal Reserve interest rate decision, U.S.-China trade negotiations, and global risk sentiment [1][3][4] - Gold prices experienced a rebound, reaching a peak of $3333.93 per ounce before closing at $3326.35, reflecting a 0.36% increase after a drop to $3302, the lowest since July 9 [1] - The Federal Reserve is expected to maintain interest rates in the 4.25%-4.50% range, but there are indications of potential dovish signals in the policy statement due to mixed economic data [3] Group 2 - The U.S.-China trade talks have led to an extension of the tariff truce, with China confirming efforts to push for the suspension of certain tariffs, although the negotiations are expected to be complex and lengthy [4] - Recent trade agreements between the U.S. and the EU, as well as Japan, may influence the Federal Reserve's decisions, potentially reducing external risks and creating space for a dovish shift [4] - The current gold market is at a critical turning point, with strong support at the $3300 level and resistance around $3350, influenced by both global trade tensions and expectations of a shift in Federal Reserve policy [5]