diff --git a/QiniuDemo/QiniuDemo.xcodeproj/project.pbxproj b/QiniuDemo/QiniuDemo.xcodeproj/project.pbxproj
index 91559ff7..0995e5c6 100644
--- a/QiniuDemo/QiniuDemo.xcodeproj/project.pbxproj
+++ b/QiniuDemo/QiniuDemo.xcodeproj/project.pbxproj
@@ -8,7 +8,6 @@
 
 /* Begin PBXBuildFile section */
 		26F62ADDD5B6306E978C9A3F /* libPods-QiniuDemoTests.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 14CB2139715DD7B6FD5B146E /* libPods-QiniuDemoTests.a */; };
-		4545D3142BAD7D0C00932C3F /* PrivacyInfo.xcprivacy in Resources */ = {isa = PBXBuildFile; fileRef = 4545D3132BAD7D0C00932C3F /* PrivacyInfo.xcprivacy */; };
 		4561F02C28D9A6F80098A697 /* UploadResource_14M.zip in Resources */ = {isa = PBXBuildFile; fileRef = 4561F02B28D9A6F80098A697 /* UploadResource_14M.zip */; };
 		45E6080929ADD57100634200 /* UploadResource_1G.zip in Resources */ = {isa = PBXBuildFile; fileRef = 45E6080829ADD57100634200 /* UploadResource_1G.zip */; };
 		93D230241C86D7F700434F6D /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 93D230231C86D7F700434F6D /* main.m */; };
@@ -43,7 +42,6 @@
 		14CB2139715DD7B6FD5B146E /* libPods-QiniuDemoTests.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = "libPods-QiniuDemoTests.a"; sourceTree = BUILT_PRODUCTS_DIR; };
 		24EE530BBB100BED89B08A3D /* Pods-QiniuDemo.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-QiniuDemo.release.xcconfig"; path = "Pods/Target Support Files/Pods-QiniuDemo/Pods-QiniuDemo.release.xcconfig"; sourceTree = "<group>"; };
 		3189882026469145003CCA68 /* QiniuDemo.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = QiniuDemo.entitlements; sourceTree = "<group>"; };
-		4545D3132BAD7D0C00932C3F /* PrivacyInfo.xcprivacy */ = {isa = PBXFileReference; lastKnownFileType = text.xml; path = PrivacyInfo.xcprivacy; sourceTree = "<group>"; };
 		4561F02B28D9A6F80098A697 /* UploadResource_14M.zip */ = {isa = PBXFileReference; lastKnownFileType = archive.zip; path = UploadResource_14M.zip; sourceTree = "<group>"; };
 		4561F02F28D9AB090098A697 /* Configure.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = Configure.h; sourceTree = "<group>"; };
 		45E6080829ADD57100634200 /* UploadResource_1G.zip */ = {isa = PBXFileReference; lastKnownFileType = archive.zip; path = UploadResource_1G.zip; sourceTree = "<group>"; };
@@ -171,7 +169,6 @@
 				93D230301C86D7F700434F6D /* LaunchScreen.storyboard */,
 				93D230331C86D7F700434F6D /* Info.plist */,
 				93D230221C86D7F700434F6D /* Supporting Files */,
-				4545D3132BAD7D0C00932C3F /* PrivacyInfo.xcprivacy */,
 			);
 			path = QiniuDemo;
 			sourceTree = "<group>";
@@ -309,7 +306,6 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				4545D3142BAD7D0C00932C3F /* PrivacyInfo.xcprivacy in Resources */,
 				93D230321C86D7F700434F6D /* LaunchScreen.storyboard in Resources */,
 				45E6080929ADD57100634200 /* UploadResource_1G.zip in Resources */,
 				4561F02C28D9A6F80098A697 /* UploadResource_14M.zip in Resources */,
diff --git a/QiniuDemo/QiniuDemo/ViewController.m b/QiniuDemo/QiniuDemo/ViewController.m
index 7530d18e..a8123463 100755
--- a/QiniuDemo/QiniuDemo/ViewController.m
+++ b/QiniuDemo/QiniuDemo/ViewController.m
@@ -151,7 +151,12 @@ - (void)uploadImageToQNFilePath:(NSString *)filePath complete:(dispatch_block_t)
         builder.resumeUploadVersion = QNResumeUploadVersionV2;
         builder.putThreshold = 4*1024*1024;
         builder.chunkSize = 1*1024*1024;
-//        builder.zone = [[QNFixedZone alloc] initWithUpDomainList:@[kUploadFixHost00, kUploadFixHost01]];
+        builder.accelerateUploading = true;
+        builder.zone = [[QNFixedZone alloc] initWithAccUpDomainList:@[@"zone0-space.kodo-accelerate.cn-east-1.qiniucs.com"]
+                                                             upList:@[kUploadFixHost00]
+                                                          oldUpList:@[]
+                                                           regionId:@"custom"];
+        // [[QNFixedZone alloc] initWithUpDomainList:@[kUploadFixHost00, kUploadFixHost01]];
         NSString *recorderPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
         NSLog(@"== record path:%@", recorderPath);
         builder.recorder = [QNFileRecorder fileRecorderWithFolder:recorderPath error:nil];
diff --git a/QiniuSDK/Common/QNFixedZone.h b/QiniuSDK/Common/QNFixedZone.h
index f1c74a2b..a2114afe 100644
--- a/QiniuSDK/Common/QNFixedZone.h
+++ b/QiniuSDK/Common/QNFixedZone.h
@@ -63,6 +63,21 @@ NS_ASSUME_NONNULL_BEGIN
  */
 - (instancetype)initWithUpDomainList:(NSArray<NSString *> *)upList;
 
+
+/**
+ * Zone初始化方法
+ *
+ * @param accUpList  加速上传服务器地址列表
+ * @param upList     默认上传服务器地址列表
+ * @param oldUpList  支持 SNI 的上传服务器地址列表
+ * @param regionId   区域 ID
+ * @return Zone实例
+ */
+- (instancetype)initWithAccUpDomainList:(NSArray<NSString *> *)accUpList
+                                 upList:(NSArray<NSString *> *)upList
+                              oldUpList:(NSArray<NSString *> *)oldUpList
+                               regionId:(NSString *)regionId;
+
 /**
  *    Zone初始化方法
  *
diff --git a/QiniuSDK/Common/QNFixedZone.m b/QiniuSDK/Common/QNFixedZone.m
index 83b21d38..426f41fb 100644
--- a/QiniuSDK/Common/QNFixedZone.m
+++ b/QiniuSDK/Common/QNFixedZone.m
@@ -137,11 +137,21 @@ - (QNZonesInfo *)createZonesInfo:(NSArray <NSString *> *)upDomains
 - (QNZonesInfo *)createZonesInfo:(NSArray <NSString *> *)upDomains
                     oldUpDomains:(NSArray <NSString *> *)oldUpDomains
                         regionId:(NSString *)regionId {
-    if (!upDomains && upDomains.count == 0) {
+    return [self createZonesInfo:nil domains:upDomains oldDomains:oldUpDomains regionId:regionId];
+}
+
+- (QNZonesInfo *)createZonesInfo:(NSArray <NSString *> *)accDomains
+                         domains:(NSArray <NSString *> *)domains
+                      oldDomains:(NSArray <NSString *> *)oldDomains
+                        regionId:(NSString *)regionId {
+    if ((!accDomains || accDomains.count == 0) && (!domains || domains.count == 0)) {
         return nil;
     }
 
-    QNZoneInfo *zoneInfo = [QNZoneInfo zoneInfoWithMainHosts:upDomains oldHosts:oldUpDomains regionId:regionId];
+    QNZoneInfo *zoneInfo = [QNZoneInfo zoneInfoWithAccHosts:accDomains
+                                                  mainHosts:domains
+                                                   oldHosts:oldDomains
+                                                   regionId:regionId];
     QNZonesInfo *zonesInfo = [[QNZonesInfo alloc] initWithZonesInfo:@[zoneInfo]];
     return zonesInfo;
 }
@@ -167,6 +177,15 @@ - (instancetype)initWithUpDomainList:(NSArray<NSString *> *)upList
     }
     return self;
 }
+- (instancetype)initWithAccUpDomainList:(NSArray<NSString *> *)accUpList
+                                 upList:(NSArray<NSString *> *)upList
+                              oldUpList:(NSArray<NSString *> *)oldUpList
+                               regionId:(NSString *)regionId {
+    if (self = [super init]) {
+        self.zonesInfo = [self createZonesInfo:accUpList domains:upList oldDomains:oldUpList regionId:regionId];
+    }
+    return self;
+}
 
 - (QNZonesInfo *)getZonesInfoWithToken:(QNUpToken *)token {
     return self.zonesInfo;
diff --git a/QiniuSDK/Common/QNZoneInfo.m b/QiniuSDK/Common/QNZoneInfo.m
index d78f0434..9c0c1002 100644
--- a/QiniuSDK/Common/QNZoneInfo.m
+++ b/QiniuSDK/Common/QNZoneInfo.m
@@ -73,7 +73,7 @@ + (QNZoneInfo *)zoneInfoWithAccHosts:(NSArray <NSString *> *)accHosts
     
     QNZoneInfo *zoneInfo = [QNZoneInfo zoneInfoFromDictionary:@{@"ttl" : @(-1),
                                                                 @"region" : regionId ?: QNZoneInfoEmptyRegionId,
-                                                                @"up" : @{@"acc_domains" : mainHosts ?: @[],
+                                                                @"up" : @{@"acc_domains" : accHosts ?: @[],
                                                                           @"domains" : mainHosts ?: @[],
                                                                           @"old" : oldHosts ?: @[]},
                                                                 }];
diff --git a/QiniuSDK/Http/QNResponseInfo.h b/QiniuSDK/Http/QNResponseInfo.h
index 85e51c8b..f021ee78 100755
--- a/QiniuSDK/Http/QNResponseInfo.h
+++ b/QiniuSDK/Http/QNResponseInfo.h
@@ -55,6 +55,8 @@
 @property (nonatomic, readonly) BOOL isHostUnavailable;
 /// 在断点续上传过程中，ctx 信息已过期。
 @property (nonatomic, readonly) BOOL isCtxExpiedError;
+/// 是否是加速配置错误
+@property (nonatomic, readonly) BOOL isTransferAccelerationConfigureError;
 /// 是否为 七牛响应
 @property (nonatomic, readonly, getter=isNotQiniu) BOOL notQiniu;
 
diff --git a/QiniuSDK/Http/QNResponseInfo.m b/QiniuSDK/Http/QNResponseInfo.m
index 407da5a7..879f41ff 100755
--- a/QiniuSDK/Http/QNResponseInfo.m
+++ b/QiniuSDK/Http/QNResponseInfo.m
@@ -257,6 +257,10 @@ - (BOOL)couldRegionRetry{
         return YES;
     }
     
+    if ([self isTransferAccelerationConfigureError]) {
+        return YES;
+    }
+    
     if (self.isCancelled
         || _statusCode == 100
         || (_statusCode > 300 && _statusCode < 500 && _statusCode != 406)
@@ -276,6 +280,10 @@ - (BOOL)couldHostRetry{
         return YES;
     }
     
+    if ([self isTransferAccelerationConfigureError]) {
+        return YES;
+    }
+    
     if (self.isCancelled
         || _statusCode == 100
         || (_statusCode > 300 && _statusCode < 500 && _statusCode != 406)
@@ -301,7 +309,8 @@ - (BOOL)canConnectToHost{
 
 - (BOOL)isHostUnavailable{
     // 基本不可恢复，注：会影响下次请求，范围太大可能会造成大量的timeout
-    if (_statusCode == 502 || _statusCode == 503 || _statusCode == 504 || _statusCode == 599) {
+    if ([self isTransferAccelerationConfigureError] ||
+        _statusCode == 502 || _statusCode == 503 || _statusCode == 504 || _statusCode == 599) {
         return true;
     } else {
         return false;
@@ -312,6 +321,11 @@ - (BOOL)isCtxExpiedError {
     return _statusCode == 701 || (_statusCode == 612 && [_message containsString:@"no such uploadId"]);
 }
 
+- (BOOL)isTransferAccelerationConfigureError {
+    NSString *errorDesc = [NSString stringWithFormat:@"%@", self.error];
+    return [errorDesc containsString:@"transfer acceleration is not configured on this bucket"];
+}
+
 - (BOOL)isConnectionBroken {
     return _statusCode == kQNNetworkError || _statusCode == NSURLErrorNotConnectedToInternet;
 }
diff --git a/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.h b/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.h
index bcade144..8e8c5d00 100644
--- a/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.h
+++ b/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.h
@@ -10,8 +10,12 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
+@class QNConfiguration;
+
 @interface QNUploadDomainRegion : NSObject <QNUploadRegion>
 
+- (instancetype)initWithConfig:(QNConfiguration *)config;
+
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.m b/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.m
index a8271c69..daf72f12 100644
--- a/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.m
+++ b/QiniuSDK/Http/ServerRegion/QNUploadDomainRegion.m
@@ -271,28 +271,33 @@ - (void)updateIpListFormHost:(NSString *)host {
     
     BOOL accelerate = YES;
     @synchronized (self) {
-        if (self.enableAccelerateUpload && responseInfo.error != nil &&
-            [[NSString stringWithFormat:@"%@", responseInfo.error]
-                containsString:@"transfer acceleration is not configured on this bucket"]) {
-            self.enableAccelerateUpload = true;
+        if (self.enableAccelerateUpload && responseInfo.isTransferAccelerationConfigureError) {
+            self.enableAccelerateUpload = NO;
         }
         accelerate = self.enableAccelerateUpload;
     }
     
-    NSArray *hostList = nil;
-    NSDictionary *domainInfo = nil;
+    NSMutableArray *hostList = [NSMutableArray array];
+    NSMutableDictionary *domainInfo =  [NSMutableDictionary dictionary];
     if (requestState.isUseOldServer) {
-        hostList = self.oldDomainHostList;
-        domainInfo = self.oldDomainDictionary;
+        if (self.oldDomainHostList.count > 0 && self.oldDomainDictionary.count > 0) {
+            [hostList addObjectsFromArray:self.oldDomainHostList];
+            [domainInfo addEntriesFromDictionary:self.oldDomainDictionary];
+        }
     } else {
+        
+        // 优先使用 acc
         if (accelerate &&
             self.accDomainHostList.count > 0 &&
             self.accDomainDictionary.count > 0) {
-            hostList = self.accDomainHostList;
-            domainInfo = self.accDomainDictionary;
-        } else {
-            hostList = self.domainHostList;
-            domainInfo = self.domainDictionary;
+            [hostList addObjectsFromArray:self.accDomainHostList];
+            [domainInfo addEntriesFromDictionary:self.accDomainDictionary];
+        }
+        
+        if (self.domainHostList.count > 0 &&
+            self.domainDictionary.count > 0){
+            [hostList addObjectsFromArray:self.domainHostList];
+            [domainInfo addEntriesFromDictionary:self.domainDictionary];
         }
     }
     
@@ -300,10 +305,6 @@ - (void)updateIpListFormHost:(NSString *)host {
         return nil;
     }
     
-    if (requestState.isUseOldServer && self.oldDomainHostList.count > 0 && self.oldDomainDictionary.count > 0) {
-        hostList = self.oldDomainHostList;
-        domainInfo = self.oldDomainDictionary;
-    }
     
     QNUploadServer *server = nil;
     // 1. 优先使用http3
diff --git a/QiniuSDK/Storage/QNBaseUpload.m b/QiniuSDK/Storage/QNBaseUpload.m
index b6a3eca1..8d8ef1af 100644
--- a/QiniuSDK/Storage/QNBaseUpload.m
+++ b/QiniuSDK/Storage/QNBaseUpload.m
@@ -113,7 +113,7 @@ - (void)run {
         
         if (responseInfo != nil && responseInfo.isOK && zonesInfo) {
             if (![self setupRegions:zonesInfo]) {
-                responseInfo = [QNResponseInfo responseInfoWithInvalidArgument:[NSString stringWithFormat:@"origin response:%@", responseInfo]];
+                responseInfo = [QNResponseInfo responseInfoWithInvalidArgument:[NSString stringWithFormat:@"setup regions host fail, origin response:%@", responseInfo]];
                 [self complete:responseInfo response:responseInfo.responseDictionary];
                 return;
             }
@@ -221,7 +221,7 @@ - (BOOL)setupRegions:(QNZonesInfo *)zonesInfo{
     NSMutableArray *defaultRegions = [NSMutableArray array];
     NSArray *zoneInfos = zonesInfo.zonesInfo;
     for (QNZoneInfo *zoneInfo in zoneInfos) {
-        QNUploadDomainRegion *region = [[QNUploadDomainRegion alloc] init];
+        QNUploadDomainRegion *region = [[QNUploadDomainRegion alloc] initWithConfig:self.config];
         [region setupRegionData:zoneInfo];
         if (region.isValid) {
             [defaultRegions addObject:region];
diff --git a/QiniuSDK/Storage/QNConfiguration.h b/QiniuSDK/Storage/QNConfiguration.h
index 04a2c277..e5cb7f9e 100644
--- a/QiniuSDK/Storage/QNConfiguration.h
+++ b/QiniuSDK/Storage/QNConfiguration.h
@@ -224,7 +224,7 @@ typedef void (^QNConfigurationBuilderBlock)(QNConfigurationBuilder *builder);
 @property(nonatomic,   copy) NSArray <NSString *> *dohIpv6Servers;
 
 /**
- *   Host全局冻结时间  单位：秒   默认：10  推荐范围：[5 ~ 30]
+ *   Host全局冻结时间  单位：秒   默认：60  推荐范围：[30 ~ 120]
  *   当某个Host的上传失败后并且可能短时间无法恢复，会冻结该Host
  */
 @property(nonatomic, assign)UInt32 globalHostFrozenTime;
diff --git a/QiniuSDK/Storage/QNConfiguration.m b/QiniuSDK/Storage/QNConfiguration.m
index 308dcfe9..7262a62d 100644
--- a/QiniuSDK/Storage/QNConfiguration.m
+++ b/QiniuSDK/Storage/QNConfiguration.m
@@ -111,7 +111,7 @@ - (void)setupData{
     _udpDnsEnable = true;
     _defaultUdpDnsIpv4Servers = [self parseBase64Array:@"WyIyMjMuNS41LjUiLCAiMTE0LjExNC4xMTQuMTE0IiwgIjEuMS4xLjEiLCAiOC44LjguOCJd"];
     
-    _globalHostFrozenTime = 10;
+    _globalHostFrozenTime = 60;
     _partialHostFrozenTime = 5*60;
     
     _connectCheckEnable = YES;