diff --git a/Examples/options/detsim_tracker.py b/Examples/options/detsim_tracker.py
new file mode 100644
index 0000000000000000000000000000000000000000..fc0ac912ccd2e7d958ced146aa3072598aee9503
--- /dev/null
+++ b/Examples/options/detsim_tracker.py
@@ -0,0 +1,85 @@
+#!/usr/bin/env python
+#Author: Zhan Li <lizhan@ihep.ac.cn>
+#Created [2024-03-07 Thu 14:53]
+
+import os
+import sys
+
+import Gaudi.Configuration
+from Configurables import RndmGenSvc, HepRndm__Engine_CLHEP__RanluxEngine_, k4DataSvc, GeomSvc
+from Configurables import TimeProjectionChamberSensDetTool
+from Configurables import GenAlgo
+from Configurables import GtGunTool
+from Configurables import StdHepRdr
+from Configurables import SLCIORdr
+from Configurables import HepMCRdr
+from Configurables import GenPrinter
+from Configurables import GtBeamBackgroundTool
+from Configurables import DetSimSvc
+from Configurables import DetSimAlg
+from Configurables import AnExampleDetElemTool
+from Configurables import PodioOutput
+from Configurables import ApplicationMgr
+
+seed = [42]
+
+rndmengine = Gaudi.Configuration.HepRndm__Engine_CLHEP__HepJamesRandom_("RndmGenSvc.Engine")
+rndmengine.SetSingleton = True
+rndmengine.Seeds = seed
+
+rndmgensvc = RndmGenSvc("RndmGenSvc")
+rndmgensvc.Engine = rndmengine.name()
+
+
+dsvc = k4DataSvc("EventDataSvc")
+#geometry_option = "CepC_v4-onlyVXD.xml"
+geometry_option = "CepC_v4_onlyTracker.xml"
+#geometry_option = "CepC_v4.xml"
+
+geometry_path = os.path.join(os.getenv("DETCEPCV4ROOT"), "compact", geometry_option)
+geosvc = GeomSvc("GeomSvc")
+geosvc.compact = geometry_path
+
+#Previously I do not have these 2 lines
+tpc_sensdettool = TimeProjectionChamberSensDetTool("TimeProjectionChamberSensDetTool")
+tpc_sensdettool.TypeOption = 1
+
+
+# Physics Generator
+bg = GtBeamBackgroundTool("GtBeamBackgroundTool")
+bg.InputFileMap = {"default":"/scratchfs/atlas/lizhan/cepc/CEPCSW/ToCEPCSWsingle.out"}
+#bg.InputFileMap = {"default":"/cefs/higgs/shihy/tools/CEPCSW/CEPCSW/Test/0/ToCEPCSW-1.out"}
+bg.InputBeamEnergyMap = {"default":120}
+bg.RotationAlongYMap = {"default":16.5e-3}
+
+
+genprinter = GenPrinter("GenPrinter")
+
+genalg = GenAlgo("GenAlgo")
+genalg.GenTools = ["GtBeamBackgroundTool"]
+
+detsimsvc = DetSimSvc("DetSimSvc")
+
+detsimalg = DetSimAlg("DetSimAlg")
+detsimalg.RandomSeeds = seed
+
+
+detsimalg.RunCmds = []
+detsimalg.AnaElems = [
+ "Edm4hepWriterAnaElemTool"
+]
+detsimalg.RootDetElem = "WorldDetElemTool"
+
+example_dettool = AnExampleDetElemTool("AnExampleDetElemTool")
+
+
+# POD I/O
+out = PodioOutput("outputalg")
+out.filename = "test-SIT.root"
+out.outputCommands = ["keep *"]
+
+ApplicationMgr( TopAlg = [genalg, detsimalg, out],
+ EvtSel = 'NONE',
+ EvtMax = 1,
+ ExtSvc = [rndmengine, rndmgensvc, dsvc, geosvc],
+)
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diff --git a/Examples/options/tracker_analysis.py b/Examples/options/tracker_analysis.py
new file mode 100644
index 0000000000000000000000000000000000000000..896a31ca5a058ba80f6bb5688eab6047a9676451
--- /dev/null
+++ b/Examples/options/tracker_analysis.py
@@ -0,0 +1,120 @@
+#!/usr/bin/env python
+#Author: Zhan Li <lizhan@ihep.ac.cn>
+#Created [2024-03-07 Thu 14:53]
+
+import ROOT
+import math
+
+#read
+#path1="/scratchfs/atlas/lizhan/cepc/CEPCSW/test-onlyVXD-single.root"
+#path1="/scratchfs/atlas/lizhan/cepc/CEPCSW/test-detsim10.root"
+
+def GetVXDHitMapFromFile(infile_name,out_file_name):
+ file = ROOT.TFile(infile_name)
+ tree = file.Get("events")
+ posx_VXD=[]
+ posy_VXD=[]
+ posz_VXD=[]
+ posr_VXD=[]
+ for entry in tree:
+ for elem in entry.VXDCollection:
+ x=elem.position.x
+ y=elem.position.y
+ z=elem.position.z
+ r = math.sqrt(x*x + y*y)
+ posx_VXD.append(x)
+ posy_VXD.append(y)
+ posz_VXD.append(z)
+ posr_VXD.append(r)
+ file.Close()
+ VXDHitMap = ROOT.TH2F("VXDHitMap","Hit Map of VXD",40,-125,125,20,0,80)
+ for i in range(0,len(posz_VXD)):
+ VXDHitMap.Fill(posz_VXD[i],posr_VXD[i])
+ ofile=ROOT.TFile(out_file_name,"Recreate")
+ VXDHitMap.Write()
+ ofile.Close()
+
+
+def GetSITHitMapFromFile(infile_path,out_file_name):
+ file = ROOT.TFile(infile_path)
+ tree = file.Get("events")
+ posx_SIT=[]
+ posy_SIT=[]
+ posz_SIT=[]
+ posr_SIT=[]
+ for entry in tree:
+ for elem in entry.SITCollection:
+ x=elem.position.x
+ y=elem.position.y
+ z=elem.position.z
+ r = math.sqrt(x*x + y*y)
+ posx_SIT.append(x)
+ posy_SIT.append(y)
+ posz_SIT.append(z)
+ posr_SIT.append(r)
+ file.Close()
+ SITHitMap = ROOT.TH2F("SITHitMap","Hit Map of SIT",200,-2400,2400,20,120,320)
+ for i in range(0,len(posz_SIT)):
+ SITHitMap.Fill(posz_SIT[i],posr_SIT[i])
+ ofile=ROOT.TFile(out_file_name,"Recreate")
+ SITHitMap.Write()
+ ofile.Close()
+
+print("test")
+
+def GetSETHitMapFromFile(infile_path,out_file_name):
+ file = ROOT.TFile(infile_path)
+ tree = file.Get("events")
+ posx_SET=[]
+ posy_SET=[]
+ posz_SET=[]
+ posr_SET=[]
+ for entry in tree:
+ for elem in entry.SETCollection:
+ x=elem.position.x
+ y=elem.position.y
+ z=elem.position.z
+ r = math.sqrt(x*x + y*y)
+ posx_SET.append(x)
+ posy_SET.append(y)
+ posz_SET.append(z)
+ posr_SET.append(r)
+ file.Close()
+ SETHitMap = ROOT.TH2F("SETHitMap","Hit Map of SET",200,-2400,2400,20,1700,2000)
+ for i in range(0,len(posz_SET)):
+ SETHitMap.Fill(posz_SET[i],posr_SET[i])
+ ofile=ROOT.TFile(out_file_name,"Recreate")
+ SETHitMap.Write()
+ ofile.Close()
+
+
+
+#draw
+def DrawHitMap(in_file_name,TH2name,out_file_name):
+ file = ROOT.TFile(in_file_name)
+ TH2_HitMap=file.Get(TH2name)
+ c = ROOT.TCanvas("c", "c", 800, 800)
+ ROOT.gStyle.SetOptStat(0)
+ TH2_HitMap.GetXaxis().SetTitle("Z [mm]")
+ TH2_HitMap.GetXaxis().SetTitleOffset(0.77)
+ TH2_HitMap.GetXaxis().SetTitleSize(0.05)
+ TH2_HitMap.GetYaxis().SetTitle("R [mm]")
+ TH2_HitMap.GetYaxis().SetTitleOffset(0.8)
+ TH2_HitMap.GetYaxis().SetTitleSize(0.045)
+ TH2_HitMap.Draw("COL Z CJUST SAME")
+
+ c.SaveAs(out_file_name+".root")
+ c.SaveAs(out_file_name+".pdf")
+
+path1="/scratchfs/atlas/lizhan/cepc/CEPCSW/test-SIT.root"
+
+VXDOutFile="/scratchfs/atlas/lizhan/cepc/CEPCSW/VXDHM.root"
+SITOutFile="/scratchfs/atlas/lizhan/cepc/CEPCSW/SITHM.root"
+SETOutFile="/scratchfs/atlas/lizhan/cepc/CEPCSW/SETHM.root"
+GetVXDHitMapFromFile(path1,VXDOutFile)
+GetSITHitMapFromFile(path1,SITOutFile)
+GetSETHitMapFromFile(path1,SETOutFile)
+
+DrawHitMap(VXDOutFile,"VXDHitMap","Full_VXDHM_1evt")
+DrawHitMap(SITOutFile,"SITHitMap","Full_SITHM_1evt")
+DrawHitMap(SETOutFile,"SETHitMap","Full_SETHM_1evt")
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