diff --git a/src/utils/domain.ts b/src/utils/domain.ts
index 25547c9..dcad562 100644
--- a/src/utils/domain.ts
+++ b/src/utils/domain.ts
@@ -50,8 +50,9 @@ export function getSubDomainPath(): string {
 // 域名的第一部分
 export function getDomainPart1(): any {
   const split = getHost();
-  if (isNumber(split[0])) {
-    return split[0];
+  const tenantId = split[0];
+  if (isNumber(tenantId) && tenantId > 10000){
+    return tenantId;
   }
   return undefined;
 }
diff --git a/src/views/index/index.vue b/src/views/index/index.vue
index ad8dd73..a25ad0e 100644
--- a/src/views/index/index.vue
+++ b/src/views/index/index.vue
@@ -15,7 +15,16 @@
 
           </div>
         </a-card>
-        <a-card title="Call For Papers"  :bordered="false" hoverable :head-style="{ backgroundColor: '#e0f0fd', color: '#0096FF', fontSize: '24px'}" :style="{ boxShadow: '2px 0px 10px #ccc', marginBottom: '20px'}">
+        <a-card title="Co-chairs" :bordered="false" hoverable :head-style="{ backgroundColor: '#e0f0fd', color: '#0096FF', fontSize: '24px'}" :style="{ boxShadow: '2px 0px 10px #ccc', marginBottom: '20px'}">
+          <div  class="ele-cell" :class="screenWidth > 567 ? 'hidden-sm-and-down' : 'hidden-sm-and-up'" v-if="siteInfo">
+            <div class="ele-cell-content ele-text-center" v-for="(item,index) in article159" :key="index">
+              <a-image :src="item.image" :width="screenWidth > 567 ? 160 : 52" :preview="false"></a-image>
+              <div class="ele-text-heading ele-text-center" v-html="item.title"></div>
+              <div class="ele-cell-desc ele-text-center" v-html="item.comments"></div>
+            </div>
+          </div>
+        </a-card>
+        <a-card title="Topics"  :bordered="false" hoverable :head-style="{ backgroundColor: '#e0f0fd', color: '#0096FF', fontSize: '24px'}" :style="{ boxShadow: '2px 0px 10px #ccc', marginBottom: '20px'}">
           <div class="ele-text-secondary" style="padding-bottom: 20px">Topics of interest include, but are not limited to, the following</div>
           <div class="ele-text-heading">
             <a-row :gutter="16">
@@ -177,7 +186,7 @@
           <template #title>
             <div class="flex" style="display: flex">
               <div class="title">-HOSTED BY-</div>
-              <div class="title" style="margin-left: 280px">-Technical Sponsor-</div>
+              <div class="title" style="margin-left: 511px">-Technical Sponsor-</div>
             </div>
           </template>
           <div  class="ele-cell" :class="screenWidth > 567 ? 'hidden-sm-and-down' : 'hidden-sm-and-up'" v-if="siteInfo">
@@ -199,6 +208,9 @@
   import {useTenantStore} from "@/store/modules/tenant";
 
   import {useThemeStore} from "@/store/modules/theme";
+  import {listArticle} from "@/api/cms/article";
+  import {Article} from "@/api/cms/article/model";
+  import {ref} from "vue";
 
 
   const themeStore = useThemeStore();
@@ -206,6 +218,12 @@
 
   const tenantStore = useTenantStore();
   const { siteInfo } = storeToRefs(tenantStore);
+
+  const article159 = ref<Article[]>();
+
+  listArticle({categoryId: 159,limit: 4}).then(data => {
+    article159.value = data
+  })
 </script>
 
 <script lang="ts">