杉杉股份(600884.SH)：目前公司核心主业负极和偏光片业务整体保持稳健经营

Group 1 - The core business of the company, including negative electrodes and polarizers, is maintaining stable operations [1] - Stock price fluctuations are influenced by various factors beyond the company's fundamentals, including macroeconomic conditions, industry development, capital market environment, investor expectations and preferences, and liquidity [1]