国内期货主力合约多数上涨，烧碱涨超2%

Core Viewpoint - The domestic futures market shows a majority of main contracts rising, with notable increases in various commodities, indicating a positive trend in the market [1] Group 1: Price Increases - Caustic soda has risen over 2%, reflecting strong demand or supply constraints [1] - Coking coal, soybean meal, No. 20 rubber, coking coal, polysilicon, silver, pulp, rapeseed meal, silicon iron, copper, BR rubber, and international copper have all increased by more than 1%, suggesting a broad-based rally across multiple sectors [1] Group 2: Price Decreases - The shipping index for Europe has dropped by over 4%, indicating potential challenges in the logistics sector [1] - Asphalt has decreased by over 2%, and propylene has fallen nearly 2%, which may reflect oversupply or reduced demand in these markets [1]