Group 1: Copper Price Dynamics - Copper prices reached a historical high due to a combination of inventory distortion, improved macro expectations, and tight supply-demand fundamentals[12] - LME copper inventory has decreased by over 40% since the beginning of the year, leading to increased price volatility and liquidity risks[12] - The recent suspension of operations at Indonesia's Grasberg copper mine resulted in a single-day price increase of over 3%[12] Group 2: Macroeconomic Factors - Progress in US-China trade negotiations has improved growth expectations, contributing to the rise in copper prices[13] - On October 28, a consensus on key issues in US-China economic discussions was reached, boosting market risk appetite[13] - The delay in the Grasberg mine's resumption until 2027 and the collapse of Chile's El Teniente mine continue to tighten copper supply, providing price support[13] Group 3: Market Performance Overview - From October 25 to November 1, the Shanghai Composite Index fell by 0.43%, while the S&P 500 rose by 0.72%[14] - The US dollar index increased by 0.8%, and LME copper prices rose by 0.88% during the same period[14] - The latest week saw crude oil inventories rise by 2.78 million tons, while copper inventories increased by 14,656 tons[23]