diff --git a/src/api/admin/types.ts b/src/api/admin/types.ts
index 8789a2a..f0e18c8 100644
--- a/src/api/admin/types.ts
+++ b/src/api/admin/types.ts
@@ -119,6 +119,9 @@ export interface AdminApplicationRow {
   submitted_review_count: number
   team_sum: number | null
   team_avg: number | null
+  public_source_channel: { id: number; source_code: string; source_name: string } | null
+  public_source_code: string | null
+  public_source_attributed_at: string | null
 }
 
 export interface AdminApplicationFileRow {
diff --git a/src/styles/login-page-overrides.css b/src/styles/login-page-overrides.css
index 281d319..22a4a43 100644
--- a/src/styles/login-page-overrides.css
+++ b/src/styles/login-page-overrides.css
@@ -79,3 +79,24 @@ body.login-page-wls .login-page-wls__input.login-page-wls__input--error:focus {
 body.login-page-wls .login-page-wls__slogan.login-page-wls__slogan--error {
   color: #052d62;
 }
+
+body.login-page-wls .login-page-wls__contact {
+  display: grid;
+  gap: 0.45rem;
+  margin-top: 0.95rem;
+  padding-top: 0.9rem;
+  border-top: 1px solid rgba(5, 45, 98, 0.14);
+  color: #314158;
+  font-size: 0.92rem;
+  line-height: 1.35;
+}
+
+body.login-page-wls .login-page-wls__contact a {
+  color: inherit;
+  text-decoration: none;
+}
+
+body.login-page-wls .login-page-wls__contact a:hover {
+  color: #052d62;
+  text-decoration: underline;
+}
diff --git a/src/views/ApplyFormView.vue b/src/views/ApplyFormView.vue
index 6e3aa5e..bd7352f 100644
--- a/src/views/ApplyFormView.vue
+++ b/src/views/ApplyFormView.vue
@@ -1367,6 +1367,10 @@ onMounted(() => {
             <span>{{ applicationStatusBody }}</span>
           </div>
         </div>
+        <div class="apply-contact-panel" aria-label="咨询电话">
+          <a href="tel:17665307139">参赛咨询：17665307139</a>
+          <a href="tel:18626298655">技术咨询：18626298655</a>
+        </div>
         <form
           id="applyForm"
           ref="applyFormEl"
@@ -1950,6 +1954,31 @@ onMounted(() => {
   color: #42664f;
 }
 
+.apply-contact-panel {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.45rem 1rem;
+  align-items: center;
+  margin-bottom: 1rem;
+  padding: 0.72rem 0.9rem;
+  border: 1px solid #e4e9ef;
+  border-radius: 8px;
+  background: #fbfcfe;
+  color: #425466;
+  font-size: 0.9rem;
+  line-height: 1.4;
+}
+
+.apply-contact-panel a {
+  color: inherit;
+  text-decoration: none;
+}
+
+.apply-contact-panel a:hover {
+  color: #0d6efd;
+  text-decoration: underline;
+}
+
 .track-selected-note {
   display: block;
   margin-top: 0.35rem;
diff --git a/src/views/LoginView.vue b/src/views/LoginView.vue
index 20c5f84..b8086ae 100644
--- a/src/views/LoginView.vue
+++ b/src/views/LoginView.vue
@@ -464,6 +464,10 @@ onUnmounted(() => {
               <button type="submit" class="login-page-wls__submit" :disabled="submitting">
                 {{ submitting ? '登录中…' : '登录' }}
               </button>
+              <div class="login-page-wls__contact" aria-label="咨询电话">
+                <a href="tel:17665307139">参赛咨询：17665307139</a>
+                <a href="tel:18626298655">技术咨询：18626298655</a>
+              </div>
               <p v-if="apiHint" :class="apiHintClass" style="margin-top: 0.75rem">{{ apiHint }}</p>
             </form>
           </div>
diff --git a/src/views/admin/competition/CompetitionFormView.vue b/src/views/admin/competition/CompetitionFormView.vue
index 2e37351..c95cd3c 100644
--- a/src/views/admin/competition/CompetitionFormView.vue
+++ b/src/views/admin/competition/CompetitionFormView.vue
@@ -1359,6 +1359,17 @@ onMounted(() => {
             </el-table-column>
             <el-table-column prop="track_title" label="赛道" min-width="130" show-overflow-tooltip />
             <el-table-column prop="contact_mobile" label="手机号" width="128" />
+            <el-table-column label="用户渠道" min-width="150" show-overflow-tooltip>
+              <template #default="{ row }">
+                <span class="cell-muted">
+                  {{
+                    row.public_source_channel
+                      ? `${row.public_source_channel.source_name}（${row.public_source_channel.source_code}）`
+                      : row.public_source_code || '—'
+                  }}
+                </span>
+              </template>
+            </el-table-column>
             <el-table-column label="附件" width="76" align="right">
               <template #default="{ row }">{{ row.files_count }}</template>
             </el-table-column>