造纸板块7月30日跌0.16%，景兴纸业领跌，主力资金净流出2.33亿元

Market Overview - The paper sector experienced a slight decline of 0.16% on July 30, with Jingxing Paper leading the drop [1] - The Shanghai Composite Index closed at 3615.72, up 0.17%, while the Shenzhen Component Index closed at 11203.03, down 0.77% [1] Individual Stock Performance - Notable gainers included Songyang Resources, which rose by 4.03% to a closing price of 16.01, with a trading volume of 227,700 shares and a turnover of 371 million yuan [1] - Other gainers included Bohui Paper (+1.59%), Xianhe Co. (+0.94%), and Taiyang Paper (+0.77%) [1] - Decliners included Yueyang Forest Paper (-0.21%), Qifeng New Materials (-0.22%), and Hengda New Materials (-0.43%) [1] Capital Flow Analysis - The paper sector saw a net outflow of 233 million yuan from institutional investors, while retail investors contributed a net inflow of 192 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors pulling back while retail investors showed interest [2] Detailed Capital Flow for Selected Stocks - Songyang Resources had a net inflow of 13.27 million yuan from institutional investors, but a net outflow of 20.83 million yuan from retail investors [3] - Bohui Paper experienced a net inflow of 5.21 million yuan from institutional investors, with retail investors showing a net outflow [3] - Hengda New Materials saw a net inflow of 3.63 million yuan from institutional investors, but a significant net outflow from retail investors [3]