塑料板块10月9日涨1.21%，横河精密领涨，主力资金净流入2.14亿元

Group 1 - The plastic sector increased by 1.21% on October 9, with Yokogawa Precision leading the gains [1] - The Shanghai Composite Index closed at 3933.97, up 1.32%, while the Shenzhen Component Index closed at 13725.56, up 1.47% [1] - Notable stock performances in the plastic sector included Yokogawa Precision with a closing price of 52.78, up 13.07%, and Stik with a closing price of 28.75, up 9.90% [1] Group 2 - The net inflow of main funds into the plastic sector was 214 million yuan, while speculative funds saw a net inflow of 363 million yuan [3] - Retail investors experienced a net outflow of 577 million yuan from the plastic sector [3]