Core Viewpoint - The domestic precious metals futures market experienced a collective decline on January 8, with significant drops in various contracts [2] Group 1: Market Performance - The main contracts for silver (沪银2604), nickel (沪镍2602), and platinum (铂2606) all fell by more than 5% [2] - Copper (沪铜2602) and palladium (钯2606) contracts saw declines exceeding 3% [2] - Gold (沪金2602) contract experienced a drop of over 1% [2]