diff --git a/ats/verify/simulation/wayside/memory/wayside_memory_map.go b/ats/verify/simulation/wayside/memory/wayside_memory_map.go
index 9c274a9..18a7330 100644
--- a/ats/verify/simulation/wayside/memory/wayside_memory_map.go
+++ b/ats/verify/simulation/wayside/memory/wayside_memory_map.go
@@ -140,6 +140,7 @@ func turnoutMapToEcsLink(repo *repository.Repository, id string, port string, of
 	}
 	// 岔心公里标
 	crossKm = turnout.GetTurnoutKm(proto2.Port_None)
+	portKm = repo.ConvertKilometer(portKm, crossKm.CoordinateSystem)
 	// 关联link
 	link := portPosition.Link()
 	isStart := link.ARelation().Device().Id() == id
@@ -173,7 +174,7 @@ func QueryDeviceByCalcLink(repo *repository.Repository, id string, offset int64,
 	// 判断是否在道岔上
 	onTurnout, isA := isOnLinkTurnout(link, offset)
 	if onTurnout {
-		return ecsLinkMapToTurnout(isA, offset, up, link)
+		return ecsLinkMapToTurnout(repo, isA, offset, up, link)
 	} else {
 		return ecsLinkMapToSection(offset, up, link)
 	}
@@ -198,7 +199,7 @@ func isOnLinkTurnout(link *repository.Link, offset int64) (bool, bool) {
 }
 
 // 处理在道岔上link映射
-func ecsLinkMapToTurnout(isA bool, offset int64, up bool, link *repository.Link) (
+func ecsLinkMapToTurnout(repo *repository.Repository, isA bool, offset int64, up bool, link *repository.Link) (
 	deviceId, port string, deviceOffset int64, runDirection, pointTo bool, km int64) {
 	tp := link.ARelation()
 	if !isA {
@@ -206,7 +207,9 @@ func ecsLinkMapToTurnout(isA bool, offset int64, up bool, link *repository.Link)
 	}
 	deviceId = tp.Turnout().Id()
 	tpOffset := tp.Turnout().FindLinkPositionByPort(tp.Port()).Offset()
-	crossKm, portKm := tp.Turnout().GetTurnoutKm(proto2.Port_None).Value, tp.Turnout().GetTurnoutKm(tp.Port()).Value
+	crossKmInfo, portKmInfo := tp.Turnout().GetTurnoutKm(proto2.Port_None), tp.Turnout().GetTurnoutKm(tp.Port())
+	portKmInfo = repo.ConvertKilometer(portKmInfo, crossKmInfo.CoordinateSystem)
+	crossKm, portKm := crossKmInfo.Value, portKmInfo.Value
 	if isA {
 		deviceOffset = tpOffset - (tpOffset - offset)
 		pointTo = !up
@@ -217,10 +220,13 @@ func ecsLinkMapToTurnout(isA bool, offset int64, up bool, link *repository.Link)
 	// 查询公里标大于端口公里标
 	if crossKm > portKm {
 		km = crossKm - deviceOffset
-		runDirection = pointTo
 	} else {
 		km = crossKm + deviceOffset
-		runDirection = !pointTo
+	}
+	if up {
+		runDirection = (crossKm > portKm) == !isA
+	} else {
+		runDirection = (crossKm < portKm) == !isA
 	}
 	switch tp.Port() {
 	case proto2.Port_A:
diff --git a/rtss_simulation b/rtss_simulation
index d36ba6f..b8db433 160000
--- a/rtss_simulation
+++ b/rtss_simulation
@@ -1 +1 @@
-Subproject commit d36ba6fc7dfe5235ace72be522566e55aadd34e1
+Subproject commit b8db4336fb78c17fe179b7927929808a5793f0dc