石墨烯概念持续走强，中超控股等多股涨停

Group 1 - The graphene concept continues to strengthen, with companies such as Yuzhong Sanxia A, Zhongchao Holdings, and ST Xinhua Jin hitting the daily limit up [1] - Other companies like Zhongtian Technology, Mannesmann, Dao's Technology, Water Holdings, Maigemit, and Greenmei also experienced gains [1]