diff --git a/docs/省管理员和单位管理员.docx b/docs/省管理员和单位管理员.docx
new file mode 100644
index 0000000..08a4322
Binary files /dev/null and b/docs/省管理员和单位管理员.docx differ
diff --git a/test_client/src/views/crm/company.vue b/test_client/src/views/crm/company.vue
index ba050f2..80b005f 100644
--- a/test_client/src/views/crm/company.vue
+++ b/test_client/src/views/crm/company.vue
@@ -213,7 +213,7 @@ export default {
       this.getList();
     },
     handleAdd() {
-      this.company = Object.assign({}, defaultCompany);
+      this.company = deepClone(defaultCompany);
       this.dialogType = "new";
       this.dialogVisible = true;
       this.$nextTick(() => {
@@ -221,19 +221,25 @@ export default {
       });
     },
     handleEdit(scope) {
-      this.company = Object.assign({}, scope.row); // copy obj
+      this.company = deepClone(scope.row); // copy obj
       this.company.geo_ = ["", "", ""];
       if (scope.row.geo) {
         if (scope.row.geo.pname) {
           this.company.geo_[0] = TextToCode[scope.row.geo.pname].code;
           if (scope.row.geo.cityname) {
-            this.company.geo_[1] =
-              TextToCode[scope.row.geo.pname][scope.row.geo.cityname].code;
+            if(TextToCode[scope.row.geo.pname][scope.row.geo.cityname]){
+              this.company.geo_[1] = TextToCode[scope.row.geo.pname][scope.row.geo.cityname].code;
+            }else{
+              this.company.geo_[1] = TextToCode[scope.row.geo.pname]['市辖区'].code;
+            }
+            
             if (scope.row.geo.adname) {
-              this.company.geo_[2] =
-                TextToCode[scope.row.geo.pname][scope.row.geo.cityname][
-                  scope.row.geo.adname
-                ].code;
+              if(TextToCode[scope.row.geo.pname][scope.row.geo.cityname]){
+              this.company.geo_[2] = TextToCode[scope.row.geo.pname][scope.row.geo.cityname][scope.row.geo.adname].code;
+            }else{
+              this.company.geo_[2] = TextToCode[scope.row.geo.pname]['市辖区'][scope.row.geo.adname].code;
+            }
+              
             }
           }
         }
@@ -314,12 +320,15 @@ export default {
       this.selects = selects;
     },
     handleRChange(val) {
-      if (val[0] != "") {
-        this.company.geo.pname = CodeToText[val[0]];
-        if (val[1] != "") {
-          this.company.geo.cityname = CodeToText[val[1]];
-          if (val[2] != "") {
-            this.company.geo.adname = CodeToText[val[2]];
+      if (val) {
+        this.company.geo = {};
+        if (val[0] != "") {
+          this.company.geo.pname = CodeToText[val[0]];
+          if (val[1] != "") {
+            this.company.geo.cityname = CodeToText[val[1]];
+            if (val[2] != "") {
+              this.company.geo.adname = CodeToText[val[2]];
+            }
           }
         }
       }
diff --git a/test_server/crm/views.py b/test_server/crm/views.py
index cba084b..038c77b 100644
--- a/test_server/crm/views.py
+++ b/test_server/crm/views.py
@@ -145,25 +145,14 @@ class CompanyViewSet(ModelViewSet):
 
     def perform_create(self, serializer):
         instance = serializer.save(create_admin=self.request.user)
-        geo = None
-        try:
-            geo = getPosition2(instance.name)
-        except:
-            pass
-        if geo:
-            instance.geo = geo
-            instance.save()
-
-    def perform_update(self, serializer):
-        instance = serializer.save()
-        geo = None
-        try:
-            geo = getPosition2(instance.name)
-        except:
-            pass
-        if geo:
-            instance.geo = geo
-            instance.save()
+        if not instance.geo:
+            try:
+                geo = getPosition2(instance.name)
+            except:
+                pass
+            if geo:
+                instance.geo = geo
+                instance.save()
 
     def get_queryset(self):
         queryset = self.queryset
diff --git a/test_server/examtest/migrations/0027_exam_chance.py b/test_server/examtest/migrations/0027_exam_chance.py
new file mode 100644
index 0000000..28dbe7e
--- /dev/null
+++ b/test_server/examtest/migrations/0027_exam_chance.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.4 on 2021-04-05 14:56
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('examtest', '0026_auto_20210321_0940'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='chance',
+            field=models.IntegerField(default=3, verbose_name='考试机会'),
+        ),
+    ]
diff --git a/test_server/examtest/models.py b/test_server/examtest/models.py
index 5fb0227..e632c45 100644
--- a/test_server/examtest/models.py
+++ b/test_server/examtest/models.py
@@ -19,6 +19,7 @@ class Exam(CommonModel):
     proctor_name = models.CharField('监考人姓名', max_length=100)
     proctor_phone = models.CharField('监考人联系方式', max_length=100)
     create_admin = models.ForeignKey(UserProfile, on_delete=models.SET_NULL, null=True, blank=True, related_name='exam_create_admin')
+    chance = models.IntegerField('考试机会', default=3)
 
     def __str__(self):
         return self.name