学会这个方法，抓10倍大牛股的概率提升10倍>>

N:=21;

M:=21;

VPT:SUM(VOL/EMA(VOL,N)*(CLOSE-REF(CLOSE,1))/REF(CLOSE,1),0);

MAVPT:EMA(VPT,M);

DRAWTEXT(CROSS(VPT,MAVPT),VPT+0.03,"X"),colorred;

DRAWTEXT(CROSS(MAVPT,VPT),MAVPT-0.03,"X"),coloryellow;