// Downloaded From https://www.WiseStockTrader.com
Periods =Param("Periods",7,2,100);
Change=Volume*100/Ref(MA(Volume,Periods),-1);
Filter=Change>=200;
AddColumn(Volume,"Khoi luong",format=1.0);
AddColumn(Ref(MA(Volume,Periods),-1),"KLBQ " +Periods +" Days" ,format=1.0);
AddColumn(Change,"Change %",format=1.2);