崩了，霸榜热搜！金价，跌破4000美元！原因找到了

Group 1 - The core viewpoint of the articles indicates that gold prices have experienced a significant decline, breaking through key psychological levels, which has interrupted the previous upward trend [1][3][6] - As of October 27, the London spot gold price fell by 3.15% to $3981.98 per ounce, while COMEX gold futures dropped by 3.40% to $3997.00 per ounce, marking one of the largest daily declines in recent times [3][4] - The decline in gold prices is attributed to reduced safe-haven demand following positive developments in the US-China trade negotiations, leading to a significant drop in both gold and silver prices [1][8] Group 2 - The precious metals sector in the A-share market has also faced continuous adjustments, with the sector index dropping 18% from its recent high after reaching a historical peak on October 14 [4] - Analysts suggest that the recent volatility in gold prices is primarily a technical correction, as the market had become overcrowded with long positions, leading to profit-taking [6][8] - The World Gold Council's market strategist noted that central bank buying demand has weakened, and a deeper correction in gold prices may be welcomed by professional traders [8][9]