diff --git a/src/apis/index.ts b/src/apis/index.ts
index 5961dc9..5447ef5 100644
--- a/src/apis/index.ts
+++ b/src/apis/index.ts
@@ -131,9 +131,11 @@ export const updateProxyProviderAPI = (providerName: string) => {
 export const proxyProviderHealthCheckAPI = (providerName: string) => {
   const request = useRequest()
 
-  return request.get(`providers/proxies/${providerName}/healthcheck`, {
-    timeout: 20 * 1000,
-  })
+  return request
+    .get(`providers/proxies/${providerName}/healthcheck`, {
+      timeout: 5 * 1000,
+    })
+    .json<Record<string, number>>()
 }
 
 export const selectProxyInGroupAPI = (groupName: string, proxyName: string) => {
@@ -148,11 +150,18 @@ export const selectProxyInGroupAPI = (groupName: string, proxyName: string) => {
 
 export const proxyLatencyTestAPI = (
   proxyName: string,
+  provider: string,
   url: string,
   timeout: number,
 ) => {
   const request = useRequest()
 
+  if (provider !== '') {
+    return proxyProviderHealthCheckAPI(provider).then((latencyMap) => ({
+      delay: latencyMap[proxyName],
+    }))
+  }
+
   return request
     .get(`proxies/${proxyName}/delay`, {
       searchParams: {
diff --git a/src/components/ProxyNodeCard.tsx b/src/components/ProxyNodeCard.tsx
index 5b3e15d..e44f82d 100644
--- a/src/components/ProxyNodeCard.tsx
+++ b/src/components/ProxyNodeCard.tsx
@@ -49,7 +49,7 @@ export const ProxyNodeCard = (props: {
           onClick={(e) => {
             e.stopPropagation()
 
-            void proxyLatencyTest(proxyName)
+            void proxyLatencyTest(proxyName, proxyNode().provider)
           }}
         />
       </div>
diff --git a/src/signals/config.ts b/src/signals/config.ts
index 4882138..b9465af 100644
--- a/src/signals/config.ts
+++ b/src/signals/config.ts
@@ -127,7 +127,7 @@ export const tableSizeClassName = (size: TAILWINDCSS_SIZE) => {
 }
 
 export const [latencyTestTimeoutDuration, setLatencyTestTimeoutDuration] =
-  makePersisted(createSignal(2000), {
+  makePersisted(createSignal(5000), {
     name: 'latencyTestTimeoutDuration',
     storage: localStorage,
   })
diff --git a/src/signals/proxies.ts b/src/signals/proxies.ts
index 4584a40..116c9d6 100644
--- a/src/signals/proxies.ts
+++ b/src/signals/proxies.ts
@@ -26,8 +26,12 @@ type ProxyInfo = {
   now: string
   xudp: boolean
   type: string
+  provider: string
 }
 
+export type ProxyWithProvider = Proxy & { provider?: string }
+export type ProxyNodeWithProvider = ProxyNode & { provider?: string }
+
 const { map: collapsedMap, set: setCollapsedMap } = useStringBooleanMap()
 const {
   map: proxyLatencyTestingMap,
@@ -46,29 +50,29 @@ const { map: updatingMap, setWithCallback: setUpdatingMap } =
 const [isAllProviderUpdating, setIsAllProviderUpdating] = createSignal(false)
 
 // these signals should be global state
-const [proxies, setProxies] = createSignal<Proxy[]>([])
-const [proxyProviders, setProxyProviders] = createSignal<ProxyProvider[]>([])
+const [proxies, setProxies] = createSignal<ProxyWithProvider[]>([])
+const [proxyProviders, setProxyProviders] = createSignal<
+  (ProxyProvider & { proxies: ProxyNodeWithProvider[] })[]
+>([])
 
 const [latencyMap, setLatencyMap] = createSignal<Record<string, number>>({})
 const [proxyNodeMap, setProxyNodeMap] = createSignal<Record<string, ProxyInfo>>(
   {},
 )
 
-const setProxiesInfo = (proxies: (Proxy | ProxyNode)[]) => {
+const setProxiesInfo = (
+  proxies: (ProxyWithProvider | ProxyNodeWithProvider)[],
+) => {
   const newProxyNodeMap = { ...proxyNodeMap() }
   const newLatencyMap = { ...latencyMap() }
 
   proxies.forEach((proxy) => {
+    const { udp, xudp, type, now, name, provider = '' } = proxy
+
     const latency =
       proxy.history.at(-1)?.delay || latencyQualityMap().NOT_CONNECTED
 
-    newProxyNodeMap[proxy.name] = {
-      udp: proxy.udp,
-      xudp: proxy.xudp,
-      type: proxy.type,
-      now: proxy.now,
-      name: proxy.name,
-    }
+    newProxyNodeMap[proxy.name] = { udp, xudp, type, now, name, provider }
     newLatencyMap[proxy.name] = latency
   })
 
@@ -96,9 +100,17 @@ export const useProxies = () => {
       (provider) =>
         provider.name !== 'default' && provider.vehicleType !== 'Compatible',
     )
-    const allProxies: (Proxy | ProxyNode)[] = [
+
+    const allProxies = [
       ...Object.values(proxies),
-      ...sortedProviders.flatMap((provider) => provider.proxies),
+      ...sortedProviders.flatMap((provider) =>
+        provider.proxies
+          .filter((proxy) => !(proxy.name in proxies))
+          .map((proxy) => ({
+            ...proxy,
+            provider: provider.name,
+          })),
+      ),
     ]
 
     batch(() => {
@@ -132,10 +144,11 @@ export const useProxies = () => {
     }
   }
 
-  const proxyLatencyTest = (proxyName: string) =>
+  const proxyLatencyTest = (proxyName: string, provider: string) =>
     setProxyLatencyTestingMap(proxyName, async () => {
       const { delay } = await proxyLatencyTestAPI(
         proxyName,
+        provider,
         urlForLatencyTest(),
         latencyTestTimeoutDuration(),
       )