diff --git a/YBNetwork.podspec b/YBNetwork.podspec
index cbe1945..68263bf 100644
--- a/YBNetwork.podspec
+++ b/YBNetwork.podspec
@@ -23,6 +23,7 @@ Pod::Spec.new do |s|
   s.source_files  = "YBNetwork/**/*.{h,m}"
 
   s.dependency 'AFNetworking'
+  s.dependency 'YYCache', '~>1.0.4'
 
   s.requires_arc = true
 
diff --git a/YBNetwork/Manger/YBBaseRequest+Internal.h b/YBNetwork/Manger/YBBaseRequest+Internal.h
index c2cba36..f192611 100644
--- a/YBNetwork/Manger/YBBaseRequest+Internal.h
+++ b/YBNetwork/Manger/YBBaseRequest+Internal.h
@@ -16,7 +16,10 @@ NS_ASSUME_NONNULL_BEGIN
 - (NSString *)requestMethodString;
 
 /// 请求 URL 字符串
-- (NSString *)requestURLString;
+- (NSString *)validRequestURLString;
+
+/// 请求参数字符串
+- (id)validRequestParameter;
 
 @end
 
diff --git a/YBNetwork/Manger/YBNetworkManager.m b/YBNetwork/Manger/YBNetworkManager.m
index 94172b1..fee9dea 100644
--- a/YBNetwork/Manger/YBNetworkManager.m
+++ b/YBNetwork/Manger/YBNetworkManager.m
@@ -139,8 +139,8 @@ - (NSNumber *)startNetworkingWithRequest:(YBBaseRequest *)request uploadProgress
     // 构建网络请求数据
     NSString *method = [request requestMethodString];
     AFHTTPRequestSerializer *serializer = [self requestSerializerForRequest:request];
-    NSString *URLString = [self URLStringForRequest:request];
-    id parameter = [self parameterForRequest:request];
+    NSString *URLString = [request validRequestURLString];
+    id parameter = [request validRequestParameter];
     
     // 构建 URLRequest
     NSError *error = nil;
@@ -175,22 +175,6 @@ - (AFHTTPRequestSerializer *)requestSerializerForRequest:(YBBaseRequest *)reques
     return serializer;
 }
 
-- (NSString *)URLStringForRequest:(YBBaseRequest *)request {
-    NSString *URLString = [request requestURLString];
-    if ([request respondsToSelector:@selector(yb_preprocessURLString:)]) {
-        URLString = [request yb_preprocessURLString:URLString];
-    }
-    return URLString;
-}
-
-- (id)parameterForRequest:(YBBaseRequest *)request {
-    id parameter = request.requestParameter;
-    if ([request respondsToSelector:@selector(yb_preprocessParameter:)]) {
-        parameter = [request yb_preprocessParameter:parameter];
-    }
-    return parameter;
-}
-
 - (AFHTTPSessionManager *)sessionManagerForRequest:(YBBaseRequest *)request {
     AFHTTPSessionManager *manager = request.sessionManager;
     if (!manager) {
diff --git a/YBNetwork/YBBaseRequest.m b/YBNetwork/YBBaseRequest.m
index 316b31e..0d07dbd 100644
--- a/YBNetwork/YBBaseRequest.m
+++ b/YBNetwork/YBBaseRequest.m
@@ -276,7 +276,7 @@ - (void)clearRequestBlocks {
 }
 
 - (NSString *)requestIdentifier {
-    NSString *identifier = [NSString stringWithFormat:@"%@-%@%@", [self requestMethodString], [self requestURLString], [self stringFromParameter:self.requestParameter]];
+    NSString *identifier = [NSString stringWithFormat:@"%@-%@%@", [self requestMethodString], [self validRequestURLString], [self stringFromParameter:[self validRequestParameter]]];
     return identifier;
 }
 
@@ -310,12 +310,23 @@ - (NSString *)requestMethodString {
     }
 }
 
-- (NSString *)requestURLString {
+- (NSString *)validRequestURLString {
     NSURL *baseURL = [NSURL URLWithString:self.baseURI];
     NSString *URLString = [NSURL URLWithString:self.requestURI relativeToURL:baseURL].absoluteString;
+    if ([self respondsToSelector:@selector(yb_preprocessURLString:)]) {
+        URLString = [self yb_preprocessURLString:URLString];
+    }
     return URLString;
 }
 
+- (id)validRequestParameter {
+    id parameter = self.requestParameter;
+    if ([self respondsToSelector:@selector(yb_preprocessParameter:)]) {
+        parameter = [self yb_preprocessParameter:parameter];
+    }
+    return parameter;
+}
+
 #pragma mark - getter
 
 - (YBNetworkCache *)cacheHandler {
diff --git a/YBNetworkDemo/TestCase/TestViewController.m b/YBNetworkDemo/TestCase/TestViewController.m
index cb8126b..35f4e6a 100644
--- a/YBNetworkDemo/TestCase/TestViewController.m
+++ b/YBNetworkDemo/TestCase/TestViewController.m
@@ -53,12 +53,18 @@ - (void)clickButton:(UIButton *)button {
 - (void)searchA {
     
     DefaultServerRequest *request = [DefaultServerRequest new];
+    request.cacheHandler.writeMode = YBNetworkCacheWriteModeMemoryAndDisk;
+    request.cacheHandler.readMode = YBNetworkCacheReadModeAlsoNetwork;
     request.requestMethod = YBRequestMethodGET;
     request.requestURI = @"charconvert/change.from";
     request.requestParameter = @{@"key":@"0e27c575047e83b407ff9e517cde9c76", @"type":@"2", @"text":@"呵呵呵呵"};
     
     __weak typeof(self) weakSelf = self;
-    [request startWithSuccess:^(YBNetworkResponse * _Nonnull response) {
+    [request startWithCache:^(YBNetworkResponse * _Nonnull response) {
+        __strong typeof(weakSelf) self = weakSelf;
+        if (!self) return;
+        NSLog(@"\ncache success : %@", response.responseObject);
+    } success:^(YBNetworkResponse * _Nonnull response) {
         __strong typeof(weakSelf) self = weakSelf;
         if (!self) return;
         NSLog(@"\nresponse success : %@", response.responseObject);