RSSV:=(REF(C,1) - LLV(LOW,40))/(HHV(HIGH,40) - LLV(LOW,40))*100; 
KS:=EMA(RSSV,3); 
DS:=EMA(KS,3); 
JS:=(3*KS-2*DS); 
SS:=IF(JS<=0,-JS*5,0);

RSDV:=(CLOSE - LLV(LOW,39))/(HHV(HIGH,39) - LLV(LOW,39))*100; 
KD:=EMA(RSDV,3); 
DD:=EMA(KD,3); 
JD:=(3*KD-2*DD); 
 

KDJ1:=REF(COUNT(JD<REF(JD,1),5)>=3,1) AND REF(JD,1)<20;
KDJ2:=JD>REF(JD,1); 
XX:=IF(FILTER(KDJ1 AND KDJ2,3),30,0);
JF:="KDJ.J"; 
XUGU:SS AND XX AND CROSS(JF,0) ;