diff --git a/component/signal_dcxh.go b/component/signal_dcxh.go
new file mode 100644
index 0000000..1a3da24
--- /dev/null
+++ b/component/signal_dcxh.go
@@ -0,0 +1,28 @@
+package component
+
+import "joylink.club/ecs"
+
+// SignalDCXHElectronic 电路状态：信号机DCXH(蓝-白) 调车信号机
+type SignalDCXHElectronic struct {
+	//灯丝继电器，true-吸合
+	DCXH_DJ *ecs.Entry
+	//调车信号继电器，true-吸合
+	DCXH_DXJ *ecs.Entry
+}
+
+// SignalDCXHFilament 信号机DCXH 灯丝状态
+type SignalDCXHFilament struct {
+	// 物理白灯，true-灯丝正常
+	Bf bool
+	// 物理蓝灯，true-灯丝正常
+	Af bool
+	// 物理白灯，true-亮
+	B bool
+	// 物理蓝灯，true-亮
+	A bool
+}
+
+var (
+	SignalDCXHElectronicType = ecs.NewComponentType[SignalDCXHElectronic]()
+	SignalDCXHFilamentType   = ecs.NewComponentType[SignalDCXHFilament]()
+)
diff --git a/entity/signal.go b/entity/signal.go
index 6657ed1..9a8937d 100644
--- a/entity/signal.go
+++ b/entity/signal.go
@@ -41,6 +41,9 @@ func LoadSignals(w ecs.World) error {
 				}
 			case consts.SIGNAL_JDXH:
 			case consts.SIGNAL_DCXH:
+				if le := loadSignalDcxh(w, signal, signalEntry, elecs, data.EntityMap); le != nil {
+					return le
+				}
 			case consts.SIGNAL_JCKXH:
 			default:
 				return fmt.Errorf("id=[%s]的信号机，无效组合类型[%s]", signal.Id(), group.Code())
diff --git a/entity/signal_dcxh.go b/entity/signal_dcxh.go
new file mode 100644
index 0000000..1f458de
--- /dev/null
+++ b/entity/signal_dcxh.go
@@ -0,0 +1,35 @@
+package entity
+
+import (
+	"fmt"
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/component"
+	"joylink.club/rtsssimulation/consts"
+	"joylink.club/rtsssimulation/repository"
+)
+
+func loadSignalDcxh(w ecs.World, signal *repository.Signal, signalEntry *ecs.Entry, elecs []repository.IGroupedElectronicComponent, entityMap map[string]*ecs.Entry) error {
+
+	if len(elecs) == 2 { //dcxh组合类型包含2个继电器
+		signalEntry.AddComponent(component.SignalDCXHElectronicType)
+		signalEntry.AddComponent(component.SignalDCXHFilamentType)
+		//
+		elecState := &component.SignalDCXHElectronic{}
+		for _, elec := range elecs {
+			switch elec.Code() {
+			case consts.SIGNAL_DJ:
+				elecState.DCXH_DJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
+			case consts.SIGNAL_DXJ:
+				elecState.DCXH_DXJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
+			default:
+				return fmt.Errorf("id=[%s]的信号机dcxh，无效电子元器件名称[%s]", signal.Id(), elec.Code())
+			}
+		}
+		//
+		component.SignalDCXHElectronicType.Set(signalEntry, elecState)
+		component.SignalDCXHFilamentType.Set(signalEntry, &component.SignalDCXHFilament{Bf: true, Af: true, B: false, A: false})
+	} else {
+		return fmt.Errorf("id=[%s]的信号机dcxh，电子元器件数量须为2", signal.Id())
+	}
+	return nil
+}
diff --git a/sys/bind.go b/sys/bind.go
index 3a35a1d..3c213e2 100644
--- a/sys/bind.go
+++ b/sys/bind.go
@@ -18,5 +18,6 @@ func BindSystem(w ecs.World) {
 		circuit_sys.NewSignal3XH1System(),
 		circuit_sys.NewSignal3XH2System(),
 		circuit_sys.NewSignal3XH3System(),
-		circuit_sys.NewSignal3XH4System())
+		circuit_sys.NewSignal3XH4System(),
+		circuit_sys.NewSignalDCXHSystem())
 }
diff --git a/sys/circuit_sys/signal_dcxh.go b/sys/circuit_sys/signal_dcxh.go
new file mode 100644
index 0000000..ed35edd
--- /dev/null
+++ b/sys/circuit_sys/signal_dcxh.go
@@ -0,0 +1,51 @@
+package circuit_sys
+
+import (
+	"github.com/yohamta/donburi/filter"
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/component"
+)
+
+type SignalDCXHSystem struct {
+	query *ecs.Query
+}
+
+func NewSignalDCXHSystem() *SignalDCXHSystem {
+	return &SignalDCXHSystem{query: ecs.NewQuery(filter.Contains(component.SignalDCXHElectronicType, component.SignalDCXHFilamentType))}
+}
+
+// Update world 执行
+func (s *SignalDCXHSystem) Update(w ecs.World) {
+	s.query.Each(w, func(e *ecs.Entry) {
+		state := component.SignalDCXHElectronicType.Get(e)
+		filament := component.SignalDCXHFilamentType.Get(e)
+		//
+		s.calculateA(state, filament)
+		s.calculateB(state, filament)
+		s.calculateDJ(state, filament)
+	})
+
+}
+
+func (s *SignalDCXHSystem) calculateB(state *component.SignalDCXHElectronic, filament *component.SignalDCXHFilament) {
+	dxj := component.BitStateType.Get(state.DCXH_DXJ)
+	isB := filament.Bf && dxj.Val
+	filament.B = isB
+}
+
+func (s *SignalDCXHSystem) calculateA(state *component.SignalDCXHElectronic, filament *component.SignalDCXHFilament) {
+	dxj := component.BitStateType.Get(state.DCXH_DXJ)
+	isA := filament.Af && !dxj.Val
+	filament.A = isA
+}
+
+func (s *SignalDCXHSystem) calculateDJ(state *component.SignalDCXHElectronic, filament *component.SignalDCXHFilament) {
+	dxj := component.BitStateType.Get(state.DCXH_DXJ)
+	dj := component.BitStateType.Get(state.DCXH_DJ)
+	isDJ := filament.Bf && dxj.Val || filament.Af && !dxj.Val
+	if isDJ != dj.Val {
+		drive := component.RelayDriveType.Get(state.DCXH_DJ)
+		drive.Td = isDJ
+		drive.Xq = isDJ
+	}
+}