Sou Hu Cai Jing·2025-09-16 07:20Group 1 - The core viewpoint of the news highlights the fluctuations in the non-ferrous metal industry index, with significant movements in stock prices influenced by macroeconomic factors such as the Federal Reserve's interest rate expectations and rising commodity prices, particularly gold and copper [1] - As of September 16, 2025, the non-ferrous metal industry index (399395) showed mixed performance among its constituent stocks, with Dongyangguang leading the gains at 7.37% and Zhongfu Industrial experiencing the largest decline [1] - The recent surge in gold prices, surpassing $3680 per ounce, and copper prices reaching a 15-month high are attributed to market dynamics and the correction of non-commercial long positions, indicating potential for further price increases in copper [1] Group 2 - The non-ferrous metal industry index (399395) is composed of 50 securities that reflect the overall performance of listed companies in the non-ferrous metal sector, providing a benchmark for index-based investment [2] - As of August 29, 2025, the top ten weighted stocks in the non-ferrous metal industry index accounted for 50.35% of the index, with notable companies including Zijin Mining, Northern Rare Earth, and China Aluminum [4] - The non-ferrous ETF fund (159880) closely tracks the non-ferrous metal industry index and has a copper content of 28.7%, indicating its focus on this key commodity within the sector [2]