十战八胜，胜率可谓非常的高。红色箭头为买入信号。

A7:=C-REF(C,1);
 A8:=100*EMA(EMA(A7,6),6)/EMA(EMA(ABS(A7),6),6);
买进:(LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2))),colorred;
 DRAWTEXT(买进,0.5,'↖买进'),coloryellow;