diff --git a/component/train.go b/component/train.go
index cc264c9..7a5a77f 100644
--- a/component/train.go
+++ b/component/train.go
@@ -1 +1,13 @@
 package component
+
+import "joylink.club/ecs"
+
+// TrainPositionInfo 列车当前位置信息
+type TrainPositionInfo struct {
+	//列车所占的物理区段
+	SectionIds []string
+}
+
+var (
+	TrainPositionInfoType = ecs.NewComponentType[TrainPositionInfo]()
+)
diff --git a/entity/train.go b/entity/train.go
new file mode 100644
index 0000000..dd974a5
--- /dev/null
+++ b/entity/train.go
@@ -0,0 +1,15 @@
+package entity
+
+import (
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/component"
+)
+
+func NewTrainEntity(w ecs.World, trainId string) *ecs.Entry {
+	data := GetWorldData(w)
+	te := w.Entry(w.Create(component.UidType, component.TrainPositionInfoType))
+	component.UidType.SetValue(te, component.Uid{Id: trainId})
+	component.TrainPositionInfoType.Set(te, &component.TrainPositionInfo{})
+	data.EntityMap[trainId] = te
+	return te
+}
diff --git a/fi/train.go b/fi/train.go
new file mode 100644
index 0000000..8fec61b
--- /dev/null
+++ b/fi/train.go
@@ -0,0 +1,51 @@
+package fi
+
+import (
+	"fmt"
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/component"
+	"joylink.club/rtsssimulation/entity"
+)
+
+// AddTrainToWorld 添加列车
+func AddTrainToWorld(w ecs.World, trainId string) error {
+	result := <-ecs.Request[ecs.EmptyType](w, func() ecs.Result[ecs.EmptyType] {
+		wd := entity.GetWorldData(w)
+		_, find := wd.EntityMap[trainId]
+		if !find {
+			entity.NewTrainEntity(w, trainId)
+		}
+		return ecs.NewOkEmptyResult()
+	})
+	return result.Err
+}
+
+// RemoveTrainFromWorld 移除列车
+func RemoveTrainFromWorld(w ecs.World, trainId string) error {
+	result := <-ecs.Request[ecs.EmptyType](w, func() ecs.Result[ecs.EmptyType] {
+		wd := entity.GetWorldData(w)
+		te, find := wd.EntityMap[trainId]
+		if find {
+			te.Remove()
+			delete(wd.EntityMap, trainId)
+		}
+		return ecs.NewOkEmptyResult()
+	})
+	return result.Err
+}
+
+// UpdateTrainFromDynamics 更新列车所在的物理区段
+func UpdateTrainFromDynamics(w ecs.World, trainId string, sectionIds []string) error {
+	result := <-ecs.Request[ecs.EmptyType](w, func() ecs.Result[ecs.EmptyType] {
+		wd := entity.GetWorldData(w)
+		te, find := wd.EntityMap[trainId]
+		if find {
+			tp := component.TrainPositionInfoType.Get(te)
+			tp.SectionIds = sectionIds
+			return ecs.NewOkEmptyResult()
+		} else {
+			return ecs.NewErrResult(fmt.Errorf("列车[%s]实体不存在", trainId))
+		}
+	})
+	return result.Err
+}