On the morning錯長 of March 7, 2019, Wang Xinghu街但a, deputy district chief畫森 of lianyungang lianyun distri能購ct people's government, and his par相上ty visited neogene  to di土玩scuss relevant issues 信很of drug detection cooperation b關微etween the two sides in liany女下ungang district.

The staff demonstrated the hair dru章間g detection technology to the delegat相關ion