diff --git a/src/pages/01_branch-management/MainPage.vue b/src/pages/01_branch-management/MainPage.vue
index 4e200a0c..eb5b1037 100644
--- a/src/pages/01_branch-management/MainPage.vue
+++ b/src/pages/01_branch-management/MainPage.vue
@@ -229,10 +229,13 @@ function triggerCreate(
   clearData();
 
   formTypeBranch.value = type;
-  currentHq.value = {
-    id: id ?? '',
-    code: code ?? '',
-  };
+
+  if (type === 'headOffice') {
+    currentHq.value = {
+      id: id ?? '',
+      code: code ?? '',
+    };
+  }
 
   formType.value = 'create';
   openDialog();
@@ -477,7 +480,15 @@ watch(locale, () => {
                   icon="pixelarticons:plus"
                   height="26"
                   class="color-icon-plus cursor-pointer"
-                  @click="triggerCreate('headOffice')"
+                  @click="
+                    () => {
+                      if (!currentHq.id) {
+                        triggerCreate('headOffice');
+                      } else {
+                        triggerCreate('subBranch');
+                      }
+                    }
+                  "
                 />
               </button>
             </div>