diff --git a/Example/Example/AppDelegate.m b/Example/Example/AppDelegate.m
index cab408617..dc33bef90 100644
--- a/Example/Example/AppDelegate.m
+++ b/Example/Example/AppDelegate.m
@@ -57,6 +57,12 @@ - (void)SDK3rdStart {
         }
         NSLog(@"deepLinkCallback params = %@, processTime = %f", params, processTime);
     };
+    
+    NSString *caid =  @"["
+    @"{\"caid\":\"507b36cb169864220bc22a8c522532fa\",\"version\":\"20220111\"},"
+    @"{\"caid\":\"e18a100398425c5026591525e844f7a7\",\"version\":\"20230330\"}"
+    @"]";
+    configuration.CAID = caid;
 #endif
     
 #if defined(SDKAPMMODULE)
diff --git a/GrowingTrackerCore/GrowingTrackConfiguration.m b/GrowingTrackerCore/GrowingTrackConfiguration.m
index f7d53af76..16dd2cb68 100644
--- a/GrowingTrackerCore/GrowingTrackConfiguration.m
+++ b/GrowingTrackerCore/GrowingTrackConfiguration.m
@@ -31,6 +31,7 @@ @interface GrowingTrackConfiguration ()
 @property (nonatomic, copy) NSString *deepLinkHost;
 @property (nonatomic, copy) id deepLinkCallback;
 @property (nonatomic, assign) BOOL readClipboardEnabled;
+@property (nonatomic, copy) NSString *CAID;
 
 // APM
 @property (nonatomic, copy) NSObject *APMConfig;
@@ -72,6 +73,7 @@ - (instancetype)initWithAccountId:(NSString *)accountId {
         _deepLinkHost = kGrowingDefaultDeepLinkHost;
         _deepLinkCallback = nil;
         _readClipboardEnabled = YES;
+        _CAID = nil;
 
         // APM
         _APMConfig = nil;
@@ -119,6 +121,7 @@ - (id)copyWithZone:(NSZone *)zone {
     configuration->_deepLinkHost = [_deepLinkHost copy];
     configuration->_deepLinkCallback = [_deepLinkCallback copy];
     configuration->_readClipboardEnabled = _readClipboardEnabled;
+    configuration->_CAID = [_CAID copy];
 
     // APM
     configuration->_APMConfig = [_APMConfig copy];
diff --git a/Modules/Advertising/GrowingAdvertising.m b/Modules/Advertising/GrowingAdvertising.m
index 512414a52..1e074f53d 100644
--- a/Modules/Advertising/GrowingAdvertising.m
+++ b/Modules/Advertising/GrowingAdvertising.m
@@ -395,16 +395,21 @@ - (void)generateAppActivation {
     if (trackConfiguration.ASAEnabled) {
         [GrowingAsaFetcher startFetchWithTimeOut:GrowingAsaFetcherDefaultTimeOut];
     }
-
+    NSString *CAID = trackConfiguration.CAID;
     [self accessUserAgent:^(NSString *userAgent) {
         if ([self SDKDoNotTrack]) {
             return;
         }
 
         GrowingActivateBuilder *builder = GrowingActivateEvent.builder.setEventName(GrowingAdEventNameActivate);
+        NSMutableDictionary *attributes = @{}.mutableCopy;
         if (userAgent.length > 0) {
-            builder.setAttributes(@{@"userAgent": userAgent.copy});
+            [attributes setObject:userAgent.copy forKey:@"userAgent"];
+        }
+        if (CAID.length > 0) {
+            [attributes setObject:CAID.copy forKey:@"CAID"];
         }
+        builder.setAttributes(attributes.copy);
         [[GrowingEventManager sharedInstance] postEventBuilder:builder];
         [GrowingAdUtils setActivateWrote:YES];
     }];
@@ -415,9 +420,15 @@ - (void)generateAppDefer:(NSDictionary *)dic {
         if ([self SDKDoNotTrack]) {
             return;
         }
-
+        
+        NSMutableDictionary *attributes = dic.mutableCopy;
+        GrowingTrackConfiguration *trackConfiguration = GrowingConfigurationManager.sharedInstance.trackConfiguration;
+        NSString *CAID = trackConfiguration.CAID;
+        if (CAID.length > 0) {
+            [attributes setObject:CAID.copy forKey:@"CAID"];
+        }
         GrowingActivateBuilder *builder =
-            GrowingActivateEvent.builder.setEventName(GrowingAdEventNameDefer).setAttributes(dic);
+        GrowingActivateEvent.builder.setEventName(GrowingAdEventNameDefer).setAttributes(attributes.copy);
         [[GrowingEventManager sharedInstance] postEventBuilder:builder];
         [GrowingAdUtils setActivateWrote:YES];
         [GrowingAdUtils setActivateDefer:YES];
diff --git a/Modules/Advertising/Public/GrowingAdvertising.h b/Modules/Advertising/Public/GrowingAdvertising.h
index beb93c03c..5776d76d7 100644
--- a/Modules/Advertising/Public/GrowingAdvertising.h
+++ b/Modules/Advertising/Public/GrowingAdvertising.h
@@ -60,6 +60,19 @@ NS_SWIFT_NAME(Advertising)
 @property (nonatomic, copy) NSString *deepLinkHost;
 @property (nonatomic, copy) GrowingAdDeepLinkCallback deepLinkCallback;
 @property (nonatomic, assign) BOOL readClipboardEnabled;
+/// 若您通过广协接口获取了CAID，请将按照如下JSON格式转为字符串传入:
+/// [
+///    {
+///         "version":"20220111",
+///         "caid":"507b36cb169864220bc22a8c522532fa"
+///     },
+///     {
+///         "version":"20230330",
+///         "caid":"e18a100398425c5026591525e844f7a7"
+///     }
+/// ]
+///
+@property (nonatomic, copy) NSString *CAID;
 
 @end