大趋势用月线和周线，中趋势用日线和60分钟线，短趋势用30/15分钟线。日线破位清仓。用30分钟线做T 0。权证用30/15分钟线判断，买卖用5和1分钟线操作。

Q2:=(CLOSE-LLV(LOW, 18))/(HHV(HIGH, 18)-LLV(LOW, 18))*100;

Q3:=SMA(Q2, 9, 1);

Q4:=SMA(Q3, 3, 1);

长趋势:3*Q3-2*Q4,colorwhite,LINETHICK2;

趋势线:EMA(Q3, 3),colorred,LINETHICK2;

DRAWTEXT(CROSS(趋势线, 长趋势) AND REF(长趋势,1)>80, REF(长趋势,3), '顶'),colorred,LINETHICK5;

逢低买: DRAWTEXT(REF(CROSS(趋势线,长趋势),82) AND 趋势线>1.3*长趋势,长趋势,逢低买),LINETHICK1;

买: DRAWTEXT(REF(CROSS(长趋势,趋势线),1) AND 长趋势>1.3*趋势线,趋势线,买),colorred,LINETHICK1;

金叉: CROSS(长趋势,趋势线);

DRAWTEXT(金叉,趋势线,'★'),colorred;