早盘开盘，国内期货主力合约涨跌互现，沪金涨超2%，沪银、SC原油、国际铜、沪锡涨超1%，棉花、菜粕、纸浆涨近1%。跌幅方面，烧碱、丁二烯橡胶、苯乙烯、低硫燃料油（LU）、氧化铝跌超1%，橡胶跌近1%。

Group 1 - Domestic futures main contracts show mixed performance in early trading, with Shanghai gold rising over 2% [1] - Shanghai silver, SC crude oil, international copper, and Shanghai tin all increase by over 1% [1] - Cotton, soybean meal, and paper pulp also see nearly 1% gains [1] Group 2 - In terms of declines, caustic soda, butadiene rubber, styrene, low-sulfur fuel oil, and alumina all drop by over 1% [1] - Rubber experiences a decline of nearly 1% [1]