多头情绪蔓延 沪铜午后攀高【盘中快讯】

Group 1 - The core viewpoint of the article indicates that copper prices are experiencing a strong upward trend, with the main contract rising over 2% as of the midday close on December 24 [2] - The copper market is facing a tight supply situation, which is contributing to the price increase [2] - There are concerns in the market regarding the potential transmission of tight supply conditions to the smelting sector, which may further influence copper prices [2] - The recent strong performance of precious metals is also positively impacting the copper price trend [2]