化工股午后持续拉升，中化国际、中毅达触及涨停

Group 1 - Chemical stocks experienced a significant rally in the afternoon, with Zhonghua International (600500) and Zhongyida (600610) hitting the daily limit up [1] - Jiangtian Chemical (300927) rose over 10%, while Huarong Chemical (301256) and Xinjin Road (000510) also saw gains [1] - There is a notable influx of dark pool funds into these stocks, indicating increased investor interest [1]