Zheng Xing Xing Ye Ri Bao·2025-09-05 08:49Market Performance - The plastic sector increased by 4.56% on September 5, with Yokogawa Precision leading the gains [1] - The Shanghai Composite Index closed at 3812.51, up 1.24%, while the Shenzhen Component Index closed at 12590.56, up 3.89% [1] Key Stocks in Plastic Sector - Yokogawa Precision (300539) closed at 32.82, up 20.00% with a trading volume of 321,400 shares and a turnover of 983 million yuan [1] - Dazhongnan (002263) closed at 4.41, up 9.98% with a trading volume of 4,980,500 shares and a turnover of 2.102 billion yuan [1] - Wankai New Materials (301216) closed at 18.91, up 8.06% with a trading volume of 347,400 shares and a turnover of 641 million yuan [1] - Other notable stocks include Shangwei New Materials (688585) at 76.50 (+7.53%), Pulite (002324) at 14.17 (+7.51%), and Jinfatech (600143) at 17.70 (+7.27%) [1] Capital Flow Analysis - The plastic sector saw a net inflow of 1.081 billion yuan from main funds, while retail funds experienced a net outflow of 643 million yuan [2] - Main funds showed significant inflows into Jinfatech (600143) with 466.12 million yuan, while Yokogawa Precision (300539) had a net inflow of 263 million yuan [3] - Dazhongnan (002263) attracted 251 million yuan from main funds, indicating strong institutional interest [3]