5月21日，工程咨询服务板块盘中下跌1.5%，蕾奥规划领跌6.57%，中毅达B跌超6%，山水比德、启迪设计、中衡设计跌超5%。
板块实时资金流向显示，今日超大单净流出592.8万元，今日小单净流入1.76亿元。
工程咨询服务板块盘中走弱，蕾奥规划领跌6.57%
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