化纤股震荡反弹，苏州龙杰午后涨停

Group 1 - The chemical fiber stocks experienced significant fluctuations but ultimately strengthened during the trading session [1] - Suzhou Longjie reached the daily limit increase, indicating strong investor interest [1] - Other companies such as Jilin Chemical Fiber, Jilin Carbon Valley, Nanjing Chemical Fiber, Youfu Co., Polymeric, Montai High-tech, Tongkun Co., and Xinxiang Chemical Fiber also saw increases in their stock prices [1]