diff --git a/src/utils/defaultSignupFormSchema.ts b/src/utils/defaultSignupFormSchema.ts
index 2db9c7b..e4740c6 100644
--- a/src/utils/defaultSignupFormSchema.ts
+++ b/src/utils/defaultSignupFormSchema.ts
@@ -50,7 +50,7 @@ export const DEFAULT_SIGNUP_FORM_SCHEMA: SignupFormSchemaField[] = [
       { label: '创新组', value: '创新组' },
       { label: '创业组', value: '创业组' },
     ],
-    help: '选择「创业组」时须填写企业名称',
+    help: '仅限创业组填报企业名称（创新组不展示该字段）',
   },
   {
     key: 'company_name',
@@ -58,7 +58,7 @@ export const DEFAULT_SIGNUP_FORM_SCHEMA: SignupFormSchemaField[] = [
     label: '企业名称',
     required: false,
     required_when: { field: 'entry_group', values: ['创业组'] },
-    placeholder: '创业组为必填；创新组选填',
+    placeholder: '请填写工商注册全称',
   },
   { key: 'project_name', type: 'text', label: '项目名称', required: true },
   {
diff --git a/src/views/ApplyFormView.vue b/src/views/ApplyFormView.vue
index 11e8621..160ac7c 100644
--- a/src/views/ApplyFormView.vue
+++ b/src/views/ApplyFormView.vue
@@ -142,7 +142,7 @@ const trackDropdownBtn = ref<HTMLButtonElement | HTMLButtonElement[] | null>(nul
 const trackMainText = computed(() => {
   const code = formModel.track
   const t = competitionTracks.value.find((x) => x.track_code === code)
-  return t ? t.title : code ? code : '请选择'
+  return t ? t.title : code ? code : '请选择主题赛道'
 })
 const trackMainClass = computed(() => (formModel.track ? 'text-body' : 'text-secondary'))
 const trackNoteText = computed(() => {
@@ -204,6 +204,13 @@ watch(
   },
 )
 
+watch(
+  () => formModel.entry_group,
+  (g) => {
+    if (g === '创新组') formModel.company_name = ''
+  },
+)
+
 const planFileItems = ref<FileItem[]>([])
 const supportingFileItems = ref<FileItem[]>([])
 const planFileSavedInfo = ref('')
@@ -257,6 +264,7 @@ function textareaFieldPlaceholder(field: SignupFormSchemaField): string {
 
 function isFieldVisible(field: SignupFormSchemaField): boolean {
   if (field.type === 'file') return true
+  if (field.key === 'company_name') return formModel.entry_group !== '创新组'
   if (field.key === 'location_province' || field.key === 'location_city') {
     return isChina.value
   }
@@ -1097,7 +1105,6 @@ onMounted(() => {
                   aria-hidden="true"
                   :disabled="formDisabled"
                 >
-                  <option value="">请选择</option>
                   <option v-for="t in competitionTracks" :key="t.track_code" :value="t.track_code">
                     {{ t.title }}
                   </option>
@@ -1121,15 +1128,6 @@ onMounted(() => {
                     </span>
                   </button>
                   <ul class="dropdown-menu w-100 border shadow-sm rounded-2 py-0 my-1 track-custom-menu">
-                    <li>
-                      <button
-                        type="button"
-                        class="dropdown-item track-pick border-0 w-100 text-start rounded-0"
-                        @click="pickTrack('')"
-                      >
-                        <span class="text-secondary">请选择</span>
-                      </button>
-                    </li>
                     <li v-for="t in competitionTracks" :key="t.track_code">
                       <button
                         type="button"
@@ -1279,7 +1277,6 @@ onMounted(() => {
                 :required="effectiveRequired(field)"
                 :disabled="formDisabled"
               >
-                <option value="">请选择</option>
                 <option v-for="opt in optionsForField(field)" :key="`${field.key}-${opt.value}`" :value="opt.value">
                   {{ opt.label }}
                 </option>
@@ -1300,9 +1297,8 @@ onMounted(() => {
                 v-model="formModel.location_city"
                 class="form-select editable"
                 :required="effectiveRequired(field)"
-                :disabled="formDisabled || !isChina"
+                :disabled="formDisabled || !isChina || !String(formModel.location_province ?? '').trim()"
               >
-                <option value="">请选择</option>
                 <option v-for="opt in optionsForField(field)" :key="opt.value" :value="opt.value">
                   {{ opt.label }}
                 </option>