diff --git a/src/jlmap3d/edit/Jlmap3ddata.js b/src/jlmap3d/edit/Jlmap3ddata.js
index 6ee42ad2c..e93eaa0af 100644
--- a/src/jlmap3d/edit/Jlmap3ddata.js
+++ b/src/jlmap3d/edit/Jlmap3ddata.js
@@ -46,8 +46,8 @@ export function Jlmap3ddata(mapid,scope){
       }else{
         // console.log(editmapid);
         // console.log(data.data.id);
-        // init3d(editmapid,data.data);
-        initobj(editmapid,data.data.id);
+        init3d(editmapid,data.data);
+        // initobj(editmapid,data.data.id);
       }
 
     }
@@ -154,7 +154,7 @@ export function Jlmap3ddata(mapid,scope){
       })
       .then(function(data){
         //console.log(data);
-        return   jlmap3ddata.signallist.loadpromise(signaldata,scene,assetloader);
+        return   jlmap3ddata.signallist.loadpromise(signaldata,scene,assetloader,mapdata.signalList);
       })
       .then(function(data){
         //console.log(data);
diff --git a/src/jlmap3d/edit/editmodel/LinkList.js b/src/jlmap3d/edit/editmodel/LinkList.js
index e04436985..094c78b95 100644
--- a/src/jlmap3d/edit/editmodel/LinkList.js
+++ b/src/jlmap3d/edit/editmodel/LinkList.js
@@ -89,7 +89,7 @@ function linkhelp(data,scene){
       testmesh2.lengthfact = data[i].lengthfact;
 
       for(let i=0;i<testmesh2.rightlist.length;i++){
-          testmesh2.geometry.attributes.position.array[testmesh2.rightlist[i]*3] = testmesh2.lengthfact-29;
+          testmesh2.geometry.attributes.position.array[testmesh2.rightlist[i]*3] = testmesh2.lengthfact-25;
           testmesh2.geometry.attributes.uv.array[testmesh2.rightlist[i]*2] = testmesh2.geometry.attributes.position.array[0]-testmesh2.geometry.attributes.position.array[3];
       }
       let newrail = new THREE.BufferGeometry();
@@ -208,7 +208,7 @@ function linkhelp(data,scene){
 
         let testmesh2 = autorail.clone(true);
         for(let i=0;i<autorail.rightlist.length;i++){
-						testmesh2.geometry.attributes.position.array[autorail.rightlist[i]*3] = len-26;
+						testmesh2.geometry.attributes.position.array[autorail.rightlist[i]*3] = len-25;
 						testmesh2.geometry.attributes.uv.array[autorail.rightlist[i]*2] = testmesh2.geometry.attributes.position.array[0]-testmesh2.geometry.attributes.position.array[3];
 				}
         let newrail = new THREE.BufferGeometry();
diff --git a/src/jlmap3d/edit/editmodel/RailList.js b/src/jlmap3d/edit/editmodel/RailList.js
index 16ee771f5..ce7715b6c 100644
--- a/src/jlmap3d/edit/editmodel/RailList.js
+++ b/src/jlmap3d/edit/editmodel/RailList.js
@@ -15,7 +15,7 @@ export function RailList(){
 
     let raillink = mapdata.linklist.linksgroup.children;
     for(let i=0;i<raillink.length;i++){
-      var geometry = new THREE.PlaneBufferGeometry( raillink[i].lengthfact-20.5, 0.1, 0.1 );
+      var geometry = new THREE.PlaneBufferGeometry( raillink[i].lengthfact-25, 0.1, 0.1 );
       var material = new THREE.MeshBasicMaterial( {color: 0xffff00, side: THREE.DoubleSide} );
       var plane = new THREE.Mesh( geometry, material );
       plane.position.x = raillink[i].position.x;
@@ -29,14 +29,14 @@ export function RailList(){
       var geometry2 = new THREE.CircleBufferGeometry( 1, 16 );
       var material2 = new THREE.MeshBasicMaterial( { color: 0xff2000 } );
       var circle1 = new THREE.Mesh( geometry1, material1 );
-      circle1.position.x = plane.position.x + (raillink[i].lengthfact-20.5)/2*Math.cos(plane.rotation.z);
-			circle1.position.z = plane.position.z - (raillink[i].lengthfact-20.5)/2*Math.sin(plane.rotation.z);
+      circle1.position.x = plane.position.x + (raillink[i].lengthfact-25)/2*Math.cos(plane.rotation.z);
+			circle1.position.z = plane.position.z - (raillink[i].lengthfact-25)/2*Math.sin(plane.rotation.z);
 			circle1.rotation.x = -Math.PI/2;
       scene.add( circle1 );
 
       var circle2 = new THREE.Mesh( geometry2, material2 );
-      circle2.position.x = plane.position.x - (raillink[i].lengthfact-20.5)/2*Math.cos(plane.rotation.z);
-			circle2.position.z = plane.position.z + (raillink[i].lengthfact-20.5)/2*Math.sin(plane.rotation.z);
+      circle2.position.x = plane.position.x - (raillink[i].lengthfact-25)/2*Math.cos(plane.rotation.z);
+			circle2.position.z = plane.position.z + (raillink[i].lengthfact-25)/2*Math.sin(plane.rotation.z);
 			circle2.rotation.x = -Math.PI/2;
       scene.add( circle2 );
       scene.add( plane );
diff --git a/src/jlmap3d/edit/editmodel/SectionList.js b/src/jlmap3d/edit/editmodel/SectionList.js
index aad586362..ecce0257c 100644
--- a/src/jlmap3d/edit/editmodel/SectionList.js
+++ b/src/jlmap3d/edit/editmodel/SectionList.js
@@ -549,6 +549,10 @@ export function SectionList() {
     }
   }
 
+  this.resetsection = function(scene){
+    scene.remove(sectiongroup);
+  };
+
   this.reposition = function(){
 
   }
diff --git a/src/jlmap3d/edit/editmodel/SignalList.js b/src/jlmap3d/edit/editmodel/SignalList.js
index ed047c0f3..fdce9486f 100644
--- a/src/jlmap3d/edit/editmodel/SignalList.js
+++ b/src/jlmap3d/edit/editmodel/SignalList.js
@@ -59,7 +59,10 @@ export function SignalList() {
           newmesh.scale.x = 0.05;
           newmesh.scale.y = 0.05;
           newmesh.scale.z = 0.05;
+          newmesh.offset = data[i].offset;
+          newmest.linkCode = data[i].linkCode;
           newsignal.mesh = newmesh;
+          newsignal.offset = data[i].offset;
           newsignal.mesh.status = "01";
           scope.group.add(newsignal.mesh);
           scope.list.push(newsignal);
@@ -101,7 +104,7 @@ export function SignalList() {
     });
   }
 
-  this.loadpromise  = function(signaldata,scene,assetloader){
+  this.loadpromise  = function(signaldata,scene,assetloader,data){
     return new Promise(function(resolve, reject){
       for(let i=0;i<signaldata.length;i++){
         let newsignal = new SignalModel(signaldata[i]);
@@ -111,11 +114,15 @@ export function SignalList() {
             num = j;
           }
         }
+
         let newmesh = assetloader.modellist[num].mesh.clone(true);
         newmesh.uuid = signaldata[i].id;
         newmesh.name = signaldata[i].name;
         newmesh.modelid = assetloader.modellist[num].id;
         newmesh.code = signaldata[i].code;
+        newmesh.offset = data[i].offset;
+        newmesh.linkCode = data[i].linkCode;
+        newmesh.directionType = data[i].directionType;
         newmesh.position.x = signaldata[i].position.x;
         newmesh.position.y = signaldata[i].position.y;
         newmesh.position.z = signaldata[i].position.z;
@@ -132,7 +139,30 @@ export function SignalList() {
       resolve("loadedsignal");
     });
   };
+  this.resetsignal = function(jlmap3ddata){
+    console.log(jlmap3ddata.linksgroup);
+    console.log(scope);
+    let linkdata = jlmap3ddata.linksgroup;
+    for(let i=0;i<scope.group.children.length;i++){
+      let signaldata = scope.group.children[i];
+      let link = linkdata.getObjectByProperty("code",signaldata.linkCode);
+      let posx = null;
 
+      if(signaldata.offset > link.lengthfact/2){
+        posx = link.position.x + signaldata.offset - link.lengthfact/2-10;
+      }else{
+        posx = link.position.x - (link.lengthfact/2 - signaldata.offset)+10;
+      }
+      //根据线路方向修改信号灯位置
+      if(signaldata.directionType == "01"){
+        signaldata.position.set(posx,0,link.position.z-3);
+        signaldata.rotation.z = ( Math.PI / 2 );
+      }else if(signaldata.directionType == "02"){
+        signaldata.position.set(posx,0,link.position.z+3);
+        signaldata.rotation.z = ( - Math.PI / 2 );
+      }
+    }
+  };
   this.init = function(data,realsectionlist,scene,assetloader){
 
 
diff --git a/src/jlmap3d/edit/jlmap3dedit.js b/src/jlmap3d/edit/jlmap3dedit.js
index f2ee2712f..398870a18 100644
--- a/src/jlmap3d/edit/jlmap3dedit.js
+++ b/src/jlmap3d/edit/jlmap3dedit.js
@@ -243,6 +243,8 @@ export function JLmap3dEdit(dom, data, mapid) {
 
   this.autoss = function(){
     console.log("autoss");
+    console.log(scope.mapdata);
+    scope.mapdata.signallist.resetsignal(scope.mapdata.linklist);
   };
 
   function onWindowResize() {
diff --git a/src/jlmap3d/main/control/ScalControls.js b/src/jlmap3d/main/control/ScalControls.js
index d6e291b26..a56070eea 100644
--- a/src/jlmap3d/main/control/ScalControls.js
+++ b/src/jlmap3d/main/control/ScalControls.js
@@ -142,7 +142,7 @@ THREE.ScalControls = function ( scene,_camera, _domElement ) {
 				// _movemesh.geometry.computeBoundingBox();
 				_movemesh.geometry.computeBoundingSphere();
 				_movemesh.geometry.center();
-				_movemesh.lengthfact = (_movemesh.geometry.attributes.position.array[_movemesh.rightlist[0]] - _movemesh.geometry.attributes.position.array[_movemesh.leftlist[0]])*2+20.5;
+				_movemesh.lengthfact = (_movemesh.geometry.attributes.position.array[_movemesh.rightlist[0]] - _movemesh.geometry.attributes.position.array[_movemesh.leftlist[0]])*2+28.5;
 				// testmesh2.position.z = 50;
 
 				// testmesh2.geometry.center();