塑料板块12月24日涨2.34%，瑞华泰领涨，主力资金净流出9.38亿元

Group 1 - The plastic sector experienced a rise of 2.34% on December 24, with Ruihua Tai leading the gains [1] - The Shanghai Composite Index closed at 3940.95, up 0.53%, while the Shenzhen Component Index closed at 13486.42, up 0.88% [1] - Notable gainers in the plastic sector included Ruihua Tai, which surged by 19.98% to a closing price of 23.24, and Yongyue Technology, which increased by 10.09% to 6.00 [1] Group 2 - The plastic sector saw a net outflow of 938 million yuan from institutional investors, while retail investors contributed a net inflow of 875 million yuan [2] - The top individual stock in terms of net inflow from retail investors was Puli Te, with a net inflow of 95.54 million yuan [3] - The overall trading volume for the plastic sector was significant, with stocks like Shenjian Co. recording a trading volume of 2.5986 million shares [1][2]