工业硅主力合约日内涨幅扩大至4.00%，现报9855元/吨

Core Viewpoint - The main contract for industrial silicon has seen an increase of 4.00% in intraday trading, currently priced at 9,855 yuan per ton [1] Group 1 - The price movement indicates a significant upward trend in the industrial silicon market, suggesting potential investment opportunities [1]