有机硅概念大幅拉升！新材料50ETF(516710)上涨2.10%，合盛硅业涨停

Group 1 - A-shares opened lower on November 7, with significant gains in the organic silicon sector, including a 2.10% increase in the New Materials 50 ETF (516710) and a limit-up for Chengsheng Silicon Industry [1] - The organic silicon market is currently facing competitive pressure due to supply factors, but no new production capacity is expected in the next two years, suggesting a potential recovery in product sales prices next year [1] - According to Debon Securities, the lack of new capacity in the organic silicon industry over the next 2-3 years, combined with widespread industry losses, may lead to a strong willingness to stabilize prices, supported by previous coordinated production cuts [1] Group 2 - The New Materials 50 ETF (516710) closely tracks the CSI New Materials Theme Index, which includes 50 listed companies involved in advanced steel, non-ferrous metals, chemicals, and other key strategic materials [1]