diff --git a/message_server/sfp_ms.go b/message_server/sfp_ms.go
index 4b1a1e5..1a581f0 100644
--- a/message_server/sfp_ms.go
+++ b/message_server/sfp_ms.go
@@ -293,6 +293,14 @@ func handlerSectionState(w ecs.World, uid string) *state_proto.SectionState {
 			}
 		}
 		return sectionState
+	} else if entry.HasComponent(component.TrackCircuitType) { //轨道电路
+		sectionState := &state_proto.SectionState{
+			Occupied:  component.BitStateType.Get(component.TrackCircuitType.Get(entry).GJ).Val,
+			AxleFault: false,
+			AxleDrst:  false,
+			AxlePdrst: false,
+		}
+		return sectionState
 	}
 	return nil
 }
diff --git a/rts-sim-module b/rts-sim-module
index 8ccd46a..90003ec 160000
--- a/rts-sim-module
+++ b/rts-sim-module
@@ -1 +1 @@
-Subproject commit 8ccd46aa6c97a933fd12c7b308da929115c9aa8e
+Subproject commit 90003ec9429c7db26c43dd381277800d0dfd35fa
diff --git a/third_party/interlock/beijing11/beijing11_const.go b/third_party/interlock/beijing11/beijing11_const.go
new file mode 100644
index 0000000..32b2e06
--- /dev/null
+++ b/third_party/interlock/beijing11/beijing11_const.go
@@ -0,0 +1,23 @@
+package beijing11
+
+var (
+	FrameHead   byte = 0x0E //帧头
+	FrameTail   byte = 0x0E //帧尾
+	ControlWord      = controlWord{
+		HeartBeat:     0x00,
+		ReadRegister:  0x01,
+		WriteRegister: 0x02,
+		Response:      0x03,
+		Upstream:      0x06,
+		DownStream:    0x07,
+	}
+)
+
+type controlWord struct {
+	HeartBeat     byte //心跳
+	ReadRegister  byte //读寄存器
+	WriteRegister byte //写寄存器
+	Response      byte //回复
+	Upstream      byte //上行流数据
+	DownStream    byte //下行流数据
+}
diff --git a/third_party/interlock/beijing11/interlock.go b/third_party/interlock/beijing11/interlock.go
new file mode 100644
index 0000000..d699cb5
--- /dev/null
+++ b/third_party/interlock/beijing11/interlock.go
@@ -0,0 +1,126 @@
+// Package beijing11 北京11号线联锁通信
+package beijing11
+
+import (
+	"fmt"
+	"joylink.club/bj-rtsts-server/config"
+	"joylink.club/bj-rtsts-server/third_party/udp"
+	"log/slog"
+	"sync"
+)
+
+var (
+	initMutex    = sync.Mutex{}
+	interlockMap = make(map[string]*InterlockProxy)
+	logTag       = "[北京11号线联锁通信]"
+)
+
+func GetInstant(c *config.InterlockConfig, msgManager MsgManager) *InterlockProxy {
+	initMutex.Lock()
+	defer initMutex.Unlock()
+	if interlockMap[c.Code] == nil {
+		interlockMap[c.Code] = &InterlockProxy{runConfig: c, msgManager: msgManager}
+	}
+	return interlockMap[c.Code]
+}
+
+type MsgManager interface {
+	HandleReadRegisterMsg(req *ReadRegisterReq) (*ReadRegisterRes, error)
+	HandleWriteRegisterMsg(req *WriteRegisterReq) error
+	HandleDownstreamMsg(data []byte) error
+	CollectUpstreamMsg() []byte
+}
+
+type msgManager struct {
+}
+
+type InterlockProxy struct {
+	runConfig  *config.InterlockConfig //联锁通信配置
+	msgManager MsgManager              //消息获取与处理接口0
+	client     udp.UdpClient           //向上位机发送数据的UDP客户端
+	server     udp.UdpServer           //接收上位机数据的UDP服务端
+	running    bool                    //此服务正在运行的标志
+}
+
+func (i *InterlockProxy) Start() {
+	if i.runConfig == nil || i.runConfig.Ip == "" || !i.runConfig.Open {
+		return
+	}
+	if i.running {
+		panic("启动联锁消息服务错误: 存在正在运行的任务")
+	}
+	//UDP通信设施
+	i.server = udp.NewServer(fmt.Sprintf(":%d", i.runConfig.LocalPort), i.handleUpperData)
+	err := i.server.Listen()
+	if err != nil {
+		panic("启动联锁消息服务错误：无法启动UDP服务")
+	}
+	i.running = true
+	i.client = udp.NewClient(fmt.Sprintf("%v:%v", i.runConfig.Ip, i.runConfig.RemotePort))
+}
+
+// 处理来自上位机的数据
+func (i *InterlockProxy) handleUpperData(data []byte) {
+	baseData := &BaseStruct{}
+	err := baseData.Decode(data)
+	if err != nil {
+		slog.Error(logTag + "数据解析出错：" + err.Error())
+		return
+	}
+	switch baseData.ControlWord {
+	case ControlWord.ReadRegister:
+		req := &ReadRegisterReq{}
+		err := req.Decode(baseData.Data)
+		if err != nil {
+			slog.Error(logTag + "读寄存器数据解析出错：" + err.Error())
+			return
+		}
+		res, err := i.msgManager.HandleReadRegisterMsg(req)
+		if err != nil {
+			slog.Error(logTag + "读寄存器数据处理出错：" + err.Error())
+			return
+		}
+		resData := &BaseStruct{
+			ID:          baseData.ID,
+			ControlWord: ControlWord.Response,
+			Data:        res.Encode(),
+		}
+		i.SendToUpper(resData.Encode())
+	case ControlWord.WriteRegister:
+		req := &WriteRegisterReq{}
+		err := req.Decode(baseData.Data)
+		if err != nil {
+			slog.Error(logTag + "写寄存器数据解析出错：" + err.Error())
+			return
+		}
+		err = i.msgManager.HandleWriteRegisterMsg(req)
+		if err != nil {
+			slog.Error(logTag + "写寄存器数据处理出错：" + err.Error())
+			return
+		}
+	case ControlWord.DownStream:
+		err = i.msgManager.HandleDownstreamMsg(baseData.Data)
+		if err != nil {
+			slog.Error(logTag + "下行数据处理出错：" + err.Error())
+			return
+		}
+	}
+}
+
+func (i *InterlockProxy) SendToUpper(data []byte) {
+	err := i.client.Send(data)
+	slog.Error(logTag + "向上位机发送数据失败：" + err.Error())
+}
+
+func (i *InterlockProxy) Stop() {
+	initMutex.Lock()
+	defer initMutex.Unlock()
+	delete(interlockMap, i.runConfig.Code)
+	if i.client != nil {
+		i.client.Close()
+	}
+	if i.server != nil {
+		i.server.Close()
+	}
+	i.running = false
+}
diff --git a/third_party/interlock/beijing11/msg.go b/third_party/interlock/beijing11/msg.go
new file mode 100644
index 0000000..72f5d15
--- /dev/null
+++ b/third_party/interlock/beijing11/msg.go
@@ -0,0 +1,86 @@
+package beijing11
+
+import (
+	"encoding/binary"
+	"fmt"
+	"hash/crc32"
+	"joylink.club/bj-rtsts-server/sys_error"
+)
+
+type BaseStruct struct {
+	ID          byte
+	ControlWord byte
+	Data        []byte
+}
+
+func (m *BaseStruct) Decode(buf []byte) error {
+	if buf[0] != FrameHead {
+		return sys_error.New(logTag + "帧头不正确：" + fmt.Sprintf("%02X", buf[0]))
+	}
+	if buf[len(buf)-1] != FrameTail {
+		return sys_error.New(logTag + "帧尾不正确：" + fmt.Sprintf("%02X", buf[len(buf)-1]))
+	}
+	crc := crc32.ChecksumIEEE(buf[1 : len(buf)-5])
+	if crc != binary.BigEndian.Uint32(buf[len(buf)-5:len(buf)-1]) {
+		return sys_error.New(logTag + "CRC校验失败")
+	}
+	m.ID = buf[1]
+	m.ControlWord = buf[2]
+	m.Data = buf[5 : len(buf)-5]
+	return nil
+}
+
+func (m *BaseStruct) Encode() []byte {
+	var data []byte
+	data = append(data, FrameHead)
+	data = append(data, m.ID)
+	data = append(data, m.ControlWord)
+	data = binary.BigEndian.AppendUint16(data, uint16(len(m.Data)))
+	data = append(data, m.Data...)
+	crc := crc32.ChecksumIEEE(data[1:])
+	data = binary.BigEndian.AppendUint32(data, crc)
+	data = append(data, FrameTail)
+	return data
+}
+
+type ReadRegisterReq struct {
+	RegisterAddr []uint16 //寄存器地址
+}
+
+func (r *ReadRegisterReq) Decode(buf []byte) error {
+	if len(buf)%2 != 0 {
+		return sys_error.New(logTag + "读寄存器数据字节长度不是2的倍数")
+	}
+	for i := 0; i < len(buf); i += 2 {
+		r.RegisterAddr = append(r.RegisterAddr, binary.BigEndian.Uint16(buf[i:i+2]))
+	}
+	return nil
+}
+
+type ReadRegisterRes struct {
+	RegisterData [][]byte //寄存器数据
+}
+
+func (r *ReadRegisterRes) Encode() []byte {
+	var data []byte
+	for _, datum := range r.RegisterData {
+		data = append(data, datum...)
+	}
+	return data
+}
+
+type WriteRegisterReq struct {
+	RegisterAddr []uint16 //寄存器地址
+	RegisterData [][]byte //寄存器数据
+}
+
+func (w *WriteRegisterReq) Decode(buf []byte) error {
+	if len(buf)%6 != 0 {
+		return sys_error.New(logTag + "写寄存器数据字节长度不是6的倍数")
+	}
+	for i := 0; i < len(buf); i += 6 {
+		w.RegisterAddr = append(w.RegisterAddr, binary.BigEndian.Uint16(buf[i:i+2]))
+		w.RegisterData = append(w.RegisterData, buf[i+2:i+6])
+	}
+	return nil
+}
diff --git a/third_party/interlock/interlock.go b/third_party/interlock/beijing12/interlock.go
similarity index 98%
rename from third_party/interlock/interlock.go
rename to third_party/interlock/beijing12/interlock.go
index 857fda7..e190cb8 100644
--- a/third_party/interlock/interlock.go
+++ b/third_party/interlock/beijing12/interlock.go
@@ -1,4 +1,5 @@
-package interlock
+// Package beijing12 北京12号线联锁通信
+package beijing12
 
 import (
 	"context"
diff --git a/ts/test_simulation_manage.go b/ts/test_simulation_manage.go
index 9815469..2d6cd34 100644
--- a/ts/test_simulation_manage.go
+++ b/ts/test_simulation_manage.go
@@ -3,6 +3,7 @@ package ts
 import (
 	"fmt"
 	"joylink.club/bj-rtsts-server/third_party/acc"
+	"joylink.club/bj-rtsts-server/third_party/interlock/beijing12"
 	"joylink.club/bj-rtsts-server/third_party/radar"
 	"joylink.club/bj-rtsts-server/third_party/train_pc_sim"
 	"log/slog"
@@ -20,7 +21,6 @@ import (
 	"joylink.club/bj-rtsts-server/mqtt"
 	"joylink.club/bj-rtsts-server/sys_error"
 	"joylink.club/bj-rtsts-server/third_party/dynamics"
-	"joylink.club/bj-rtsts-server/third_party/interlock"
 	"joylink.club/bj-rtsts-server/third_party/semi_physical_train"
 	"joylink.club/bj-rtsts-server/ts/simulation/wayside/memory"
 
@@ -120,7 +120,7 @@ func runThirdParty(s *memory.VerifySimulation) error {
 	semi_physical_train.Default().Start(s)
 	// 联锁启动
 	for _, c := range s.GetInterlockCodes() {
-		interlock.Default(c).Start(s)
+		beijing12.Default(c).Start(s)
 	}
 	// 计轴RSSP启动
 	axle_device.StartLineAllRsspAxleServices(s)
@@ -149,7 +149,7 @@ func stopThirdParty(s *memory.VerifySimulation) {
 	semi_physical_train.Default().Stop()
 	// 联锁启动
 	for _, c := range s.GetInterlockCodes() {
-		interlock.Default(c).Stop()
+		beijing12.Default(c).Stop()
 	}
 	//计轴RSSP启动销毁
 	axle_device.StopLineAllRsspAxleServices()