diff --git a/.gitignore b/.gitignore
index 8728a85c1..57bc26ddd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ scripts/_env.sh
 .eslintcache
 .changelog_backups
 target
+CLAUDE.md
diff --git a/Changelog.md b/Changelog.md
index ab8da7a82..d98978f0f 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -27,5 +27,6 @@
 - 避免脏订阅地址无法 Scheme 导入订阅
 - macOS TUN 覆盖 DNS 时使用 114.114.114.114
 - 连通性测试替换为更快的 https://1.1.1.1
+- 链式代理增加明显的入口出口与数据流向标识
 
 </details>
diff --git a/src/components/proxy/proxy-chain.tsx b/src/components/proxy/proxy-chain.tsx
index c26d14a3d..b668b84ac 100644
--- a/src/components/proxy/proxy-chain.tsx
+++ b/src/components/proxy/proxy-chain.tsx
@@ -16,6 +16,7 @@ import {
 } from "@dnd-kit/sortable";
 import { CSS } from "@dnd-kit/utilities";
 import {
+  ArrowDownward,
   Delete as DeleteIcon,
   DragIndicator,
   Link,
@@ -69,10 +70,18 @@ interface ProxyChainProps {
 interface SortableItemProps {
   proxy: ProxyChainItem;
   index: number;
+  isFirst: boolean;
+  isLast: boolean;
   onRemove: (id: string) => void;
 }
 
-const SortableItem = ({ proxy, index, onRemove }: SortableItemProps) => {
+const SortableItem = ({
+  proxy,
+  index,
+  isFirst,
+  isLast,
+  onRemove,
+}: SortableItemProps) => {
   const theme = useTheme();
   const { t } = useTranslation();
   const {
@@ -90,12 +99,24 @@ const SortableItem = ({ proxy, index, onRemove }: SortableItemProps) => {
     opacity: isDragging ? 0.5 : 1,
   };
 
+  const roleLabel = isFirst
+    ? t("proxies.page.chain.entryNode")
+    : isLast
+      ? t("proxies.page.chain.exitNode")
+      : undefined;
+
+  const roleColor = isFirst
+    ? theme.palette.success.main
+    : isLast
+      ? theme.palette.warning.main
+      : undefined;
+
   return (
     <Box
       ref={setNodeRef}
       style={style}
       sx={{
-        mb: 1,
+        mb: 0,
         display: "flex",
         alignItems: "center",
         p: 1,
@@ -103,7 +124,9 @@ const SortableItem = ({ proxy, index, onRemove }: SortableItemProps) => {
           ? theme.palette.action.selected
           : theme.palette.background.default,
         borderRadius: 1,
-        border: `1px solid ${theme.palette.divider}`,
+        border: roleColor
+          ? `1.5px solid ${roleColor}`
+          : `1px solid ${theme.palette.divider}`,
         boxShadow: isDragging ? theme.shadows[4] : theme.shadows[1],
         transition: "box-shadow 0.2s, background-color 0.2s",
       }}
@@ -125,12 +148,25 @@ const SortableItem = ({ proxy, index, onRemove }: SortableItemProps) => {
         <DragIndicator />
       </Box>
 
-      <Chip
-        label={`${index + 1}`}
-        size="small"
-        color="primary"
-        sx={{ mr: 1, minWidth: 32 }}
-      />
+      {roleLabel ? (
+        <Chip
+          label={roleLabel}
+          size="small"
+          sx={{
+            mr: 1,
+            fontWeight: 700,
+            color: "#fff",
+            backgroundColor: roleColor,
+          }}
+        />
+      ) : (
+        <Chip
+          label={`${index + 1}`}
+          size="small"
+          color="primary"
+          sx={{ mr: 1, minWidth: 32 }}
+        />
+      )}
 
       <Typography
         variant="body2"
@@ -579,12 +615,34 @@ export const ProxyChain = ({
                 }}
               >
                 {proxyChain.map((proxy, index) => (
-                  <SortableItem
-                    key={proxy.id}
-                    proxy={proxy}
-                    index={index}
-                    onRemove={handleRemoveProxy}
-                  />
+                  <Box key={proxy.id}>
+                    <SortableItem
+                      proxy={proxy}
+                      index={index}
+                      isFirst={index === 0}
+                      isLast={
+                        index === proxyChain.length - 1 && proxyChain.length > 1
+                      }
+                      onRemove={handleRemoveProxy}
+                    />
+                    {index < proxyChain.length - 1 && (
+                      <Box
+                        sx={{
+                          display: "flex",
+                          justifyContent: "center",
+                          py: 0.25,
+                        }}
+                      >
+                        <ArrowDownward
+                          sx={{
+                            fontSize: 20,
+                            color: theme.palette.primary.main,
+                            opacity: 0.7,
+                          }}
+                        />
+                      </Box>
+                    )}
+                  </Box>
                 ))}
               </Box>
             </SortableContext>
diff --git a/src/locales/ar/proxies.json b/src/locales/ar/proxies.json
index 071069f0c..c2eb1a017 100644
--- a/src/locales/ar/proxies.json
+++ b/src/locales/ar/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "مدخل",
+      "exitNode": "مخرج"
     },
     "messages": {
       "directMode": "الوضع المباشر"
diff --git a/src/locales/de/proxies.json b/src/locales/de/proxies.json
index 92e11588a..a952d8c51 100644
--- a/src/locales/de/proxies.json
+++ b/src/locales/de/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Eingang",
+      "exitNode": "Ausgang"
     },
     "messages": {
       "directMode": "Direktverbindungs-Modus"
diff --git a/src/locales/en/proxies.json b/src/locales/en/proxies.json
index f7cba5d77..f9e432d2e 100644
--- a/src/locales/en/proxies.json
+++ b/src/locales/en/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Entry",
+      "exitNode": "Exit"
     },
     "messages": {
       "directMode": "Direct Mode"
diff --git a/src/locales/es/proxies.json b/src/locales/es/proxies.json
index 719d4e5a3..3de8171be 100644
--- a/src/locales/es/proxies.json
+++ b/src/locales/es/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Entrada",
+      "exitNode": "Salida"
     },
     "messages": {
       "directMode": "Modo de conexión directa"
diff --git a/src/locales/fa/proxies.json b/src/locales/fa/proxies.json
index d2e7c0b6d..94bd80e9a 100644
--- a/src/locales/fa/proxies.json
+++ b/src/locales/fa/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "ورودی",
+      "exitNode": "خروجی"
     },
     "messages": {
       "directMode": "حالت مستقیم"
diff --git a/src/locales/id/proxies.json b/src/locales/id/proxies.json
index 26945b1d6..fa5b47599 100644
--- a/src/locales/id/proxies.json
+++ b/src/locales/id/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Masuk",
+      "exitNode": "Keluar"
     },
     "messages": {
       "directMode": "Mode Langsung"
diff --git a/src/locales/jp/proxies.json b/src/locales/jp/proxies.json
index e46215b70..f24c17031 100644
--- a/src/locales/jp/proxies.json
+++ b/src/locales/jp/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "入口",
+      "exitNode": "出口"
     },
     "messages": {
       "directMode": "直接接続モード"
diff --git a/src/locales/ko/proxies.json b/src/locales/ko/proxies.json
index 00e6b383e..adbcde732 100644
--- a/src/locales/ko/proxies.json
+++ b/src/locales/ko/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "체인 프록시는 최소 2개의 노드가 필요합니다. 하나 더 추가하세요.",
       "connectFailed": "프록시 체인 연결 실패",
       "disconnectFailed": "프록시 체인 연결 해제 실패",
-      "duplicateNode": "프록시 노드가 체인에 이미 존재합니다"
+      "duplicateNode": "프록시 노드가 체인에 이미 존재합니다",
+      "entryNode": "입구",
+      "exitNode": "출구"
     },
     "messages": {
       "directMode": "직접 모드"
diff --git a/src/locales/ru/proxies.json b/src/locales/ru/proxies.json
index 67676e931..bac77f5e5 100644
--- a/src/locales/ru/proxies.json
+++ b/src/locales/ru/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Вход",
+      "exitNode": "Выход"
     },
     "messages": {
       "directMode": "Прямой режим"
diff --git a/src/locales/tr/proxies.json b/src/locales/tr/proxies.json
index 89e71d09f..c7fa045e1 100644
--- a/src/locales/tr/proxies.json
+++ b/src/locales/tr/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Giriş",
+      "exitNode": "Çıkış"
     },
     "messages": {
       "directMode": "Doğrudan Mod"
diff --git a/src/locales/tt/proxies.json b/src/locales/tt/proxies.json
index b35b89172..63a88bd5b 100644
--- a/src/locales/tt/proxies.json
+++ b/src/locales/tt/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "Chain proxy requires at least 2 nodes. Please add one more node.",
       "connectFailed": "Failed to connect to proxy chain",
       "disconnectFailed": "Failed to disconnect from proxy chain",
-      "duplicateNode": "Proxy node already exists in chain"
+      "duplicateNode": "Proxy node already exists in chain",
+      "entryNode": "Кереш",
+      "exitNode": "Чыгыш"
     },
     "messages": {
       "directMode": "Туры режим"
diff --git a/src/locales/zh/proxies.json b/src/locales/zh/proxies.json
index e70101bd5..2bcb9596f 100644
--- a/src/locales/zh/proxies.json
+++ b/src/locales/zh/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "链式代理至少需要 2 个节点，请再添加一个节点。",
       "connectFailed": "连接链式代理失败",
       "disconnectFailed": "断开链式代理失败",
-      "duplicateNode": "该节点已在链式代理表中"
+      "duplicateNode": "该节点已在链式代理表中",
+      "entryNode": "入口",
+      "exitNode": "出口"
     },
     "messages": {
       "directMode": "直连模式"
diff --git a/src/locales/zhtw/proxies.json b/src/locales/zhtw/proxies.json
index 48b14e03b..f77a1b56c 100644
--- a/src/locales/zhtw/proxies.json
+++ b/src/locales/zhtw/proxies.json
@@ -49,7 +49,9 @@
       "minimumNodesHint": "鏈式代理至少需要 2 個節點，請再新增一個節點。",
       "connectFailed": "連線鏈式代理失敗",
       "disconnectFailed": "中斷鏈式代理失敗",
-      "duplicateNode": "該節點已在鏈式代理表中"
+      "duplicateNode": "該節點已在鏈式代理表中",
+      "entryNode": "入口",
+      "exitNode": "出口"
     },
     "messages": {
       "directMode": "直連模式"