金属新材料板块1月19日涨1.87%，图南股份领涨，主力资金净流入6470.26万元

Market Performance - The metal new materials sector increased by 1.87% on January 19, with Tunan Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 4114.0, up 0.29%, while the Shenzhen Component Index closed at 14294.05, up 0.09% [1] Top Gainers - Tunan Co., Ltd. (300855) closed at 39.20, up 17.08% with a trading volume of 274,200 shares [1] - Longda Co., Ltd. (688231) closed at 29.68, up 6.42% with a trading volume of 88,200 shares [1] - Longmag Technology (300835) closed at 74.30, up 6.34% with a trading volume of 104,200 shares [1] - Srey New Materials (688102) closed at 46.00, up 5.63% with a trading volume of 430,400 shares [1] Market Capital Flow - The metal new materials sector saw a net inflow of 64.70 million yuan from institutional investors, while retail investors experienced a net outflow of 46.57 million yuan [2] - The top stocks by net inflow from institutional investors included Srey New Materials (688102) with 145 million yuan and Longmag Technology (300835) with 76.97 million yuan [3] Individual Stock Performance - Srey New Materials (688102) had a net inflow of 145 million yuan from institutional investors, but a net outflow of 64.72 million yuan from retail investors [3] - Longmag Technology (300835) had a net inflow of 76.97 million yuan from institutional investors, with a significant net outflow of 85.29 million yuan from retail investors [3] - Tunan Co., Ltd. (300855) experienced a net inflow of 35.39 million yuan from institutional investors, but a net outflow of 39.06 million yuan from retail investors [3]