On May 6, a batch of mobile nucleic acid detection vehicles was officially launched in Putuo District, Shanghai . The mobile vehicles are driven to the door of residents ' homes, and they can be collected at any time, improving the efficiency of daily nucleic acid detection for residents and related staff. On the same day, 4 mobile nucleic acid detection vehicles went to Wanli Street , Zhenru Town Street , Yichuan Road Street and Changfeng Xincun Street to assist in the detection work. It is understood that the mobile nucleic acid sampling car was originally a breakfast project breakfast...