玻璃玻纤板块11月3日跌3.49%，中材科技领跌，主力资金净流出3.29亿元

Core Insights - The glass and fiberglass sector experienced a decline of 3.49% on November 3, with China National Materials Technology leading the drop [1][2] - The Shanghai Composite Index closed at 3976.52, up 0.55%, while the Shenzhen Component Index closed at 13404.06, up 0.19% [1] Market Performance - Key stocks in the glass and fiberglass sector showed varied performance, with Jin Jing Technology rising by 7.43% to a closing price of 5.64, while China National Materials Technology fell by 8.51% to 31.70 [1][2] - The trading volume and turnover for Jin Jing Technology reached 1.77 million shares and 1.01 billion yuan, respectively [1] Capital Flow - The glass and fiberglass sector saw a net outflow of 329 million yuan from institutional investors, while retail investors contributed a net inflow of 318 million yuan [2][3] - The detailed capital flow for individual stocks indicates that Jin Jing Technology had a net inflow of 1.66 million yuan from institutional investors, while China National Materials Technology faced a significant outflow of 5.19 million yuan [3]