diff --git a/sites-enabled/ftp.140103.xyz b/sites-enabled/ftp.140103.xyz
deleted file mode 120000
index e3d9459..0000000
--- a/sites-enabled/ftp.140103.xyz
+++ /dev/null
@@ -1 +0,0 @@
-/etc/nginx/sites-available/ftp.140103.xyz
\ No newline at end of file
diff --git a/sites-enabled/ftp.140103.xyz b/sites-enabled/ftp.140103.xyz
new file mode 100644
index 0000000..43d7305
--- /dev/null
+++ b/sites-enabled/ftp.140103.xyz
@@ -0,0 +1,65 @@
+server {
+    listen 443 ssl http2;
+    server_name ftp.140103.xyz;
+
+    ssl_certificate /etc/letsencrypt/live/ftp.140103.xyz/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/ftp.140103.xyz/privkey.pem;
+    include /etc/letsencrypt/options-ssl-nginx.conf;
+    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;
+
+    client_max_body_size 0;
+
+    # 主界面 / API
+    location / {
+        proxy_pass http://127.0.0.1:11001;
+
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_http_version 1.1;
+        proxy_buffering off;
+
+        add_header Access-Control-Allow-Origin "*" always;
+        add_header Access-Control-Allow-Methods "GET, POST, OPTIONS" always;
+        add_header Access-Control-Allow-Headers "Authorization, Content-Type" always;
+
+        if ($request_method = OPTIONS) {
+            return 204;
+        }
+    }
+
+    # 大文件上传接口
+location /seafhttp {
+    rewrite ^/seafhttp(.*)$ $1 break;
+    proxy_pass http://127.0.0.1:11002;
+
+    client_max_body_size 0;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_http_version 1.1;
+    proxy_buffering off;
+    proxy_request_buffering off;
+    proxy_read_timeout 3600s;
+
+    proxy_hide_header Access-Control-Allow-Origin;
+    proxy_hide_header Access-Control-Allow-Methods;
+    proxy_hide_header Access-Control-Allow-Headers;
+
+    add_header Access-Control-Allow-Origin "https://upload.140103.xyz" always;
+    add_header Access-Control-Allow-Methods "GET, POST, OPTIONS" always;
+    add_header Access-Control-Allow-Headers "Authorization, Content-Type" always;
+
+    if ($request_method = OPTIONS) {
+        return 204;
+    }
+}
+}
+
+server {
+    listen 80;
+    server_name ftp.140103.xyz;
+    return 301 https://$host$request_uri;
+}
diff --git a/sites-enabled/ybih.140103.xyz b/sites-enabled/ybih.140103.xyz
index e3da888..4c0617e 100644
--- a/sites-enabled/ybih.140103.xyz
+++ b/sites-enabled/ybih.140103.xyz
@@ -5,6 +5,14 @@ server {
     ssl_certificate_key /etc/letsencrypt/live/www.yaobai.org/privkey.pem;
     include /etc/letsencrypt/options-ssl-nginx.conf;
     ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;
+
+    location /tutorials {
+        alias /var/www/html/tutorials;
+        index index.html;
+        try_files $uri $uri/ =404;
+        add_header Cache-Control "no-cache";
+    }
+
     location /aisearch {
         proxy_pass http://127.0.0.1:8766/search;
         proxy_set_header Host $host;
@@ -12,7 +20,6 @@ server {
         proxy_send_timeout 120s;
         add_header Access-Control-Allow-Origin *;
     }
-    
 
     location / {
         proxy_pass http://127.0.0.1:11006;
@@ -22,19 +29,3 @@ server {
         proxy_set_header X-Forwarded-Proto $scheme;
     }
 }
-
-server {
-    listen 443 ssl;
-    server_name ybih.140103.xyz;
-    ssl_certificate /etc/letsencrypt/live/ybih.140103.xyz/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/ybih.140103.xyz/privkey.pem;
-    include /etc/letsencrypt/options-ssl-nginx.conf;
-    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;
-    return 301 https://www.yaobai.org$request_uri;
-}
-
-server {
-    listen 80;
-    server_name www.yaobai.org ybih.140103.xyz;
-    return 301 https://www.yaobai.org$request_uri;
-}