jintianzhongzitou、jiaotongjijiangudafuzouqiang，jinxichezhou(600495.sh)、bidekeji(605298.sz)zhangting，zhongguozhongche(601766.sh）yeyiduzhangting，tiekeguidao(688569.sh)、zhongguojiaojian(601800.sh)、zhongguozhongtie(601390.sh)、zhongguotiejian(601186.sh)denggenzhang。

【板块涨停个股】

晋西车轴zhangtingjia：4.25yuan zongshizhi：51.35yi shiyinglv：-74.74

必得科技zhangtingjia：15.75yuan zongshizhi：22.11yi shiyinglv：663.16

【异动原因：一季度铁路固定资产投资创十年新高+行业基本面复苏】

jinrizhangtingdebidekejishiguijiaocheliangpeitaochanpinshengchanshang，zhuyaocongshitielukechecheliangpeijianchanpinyanfa、shengchanhexiaoshou，gongsichanpinzhuyaoyoujichecheliangdedianlanbaohu、kongdiaotongfengjisashazhuangzhidengpeijian。zuixinyejixianshi，gongsi2023niandiyijidu，shixianyingyezongshouru5267.12wanyuan，tongbizengzhang27.42%；guimujinglirun83.36wanyuan，tongbixiajiang89.02%；koufeijinglirun62.26wanyuan，tongbixiajiang89.27%。tongshi，bidekejijinqixiang48renfafangle420wangudeguquanjili，yuezhangongsigubenzongede2.99%。