说明在主图中加入了系统自带的SAR附图指标提示，加了压力支撑线提示，另外，涨跌停用粉色和蓝色进行标注，一目了然。

{公式在线提供：www.gszx.com.cn}
主图指标：源码如下：
持仓:IF(CLOSE>=SAR(4,2,20),SAR(4,2,20),
DRAWNULL),CIRCLEDOT,COLORRED;
空仓:IF(CLOSE<=SAR(4,2,20),SAR(4,2,20),
DRAWNULL),CIRCLEDOT,COLORGREEN ;
获利%:WINNER(CLOSE)*100,NODRAW,COLORWHITE;
V1:=ABS((2*CLOSE+HIGH+LOW)/4-MA(CLOSE,20))/MA(CLOSE,20);
V2:=(1-7/100)*(DMA(CLOSE,V1));
V3:=(1+7/100)*(DMA(CLOSE,V1));
V5:=MA((LOW+HIGH+CLOSE)/3,5);
支撑:REFDATE(V2,DATE),POINTDOT,LINETHICK4,COLORCC66FF;
阻力:REFDATE(V3,DATE),POINTDOT,LINETHIC