diff --git a/internal/application/cpdaily/login/ahjzu.go b/internal/application/cpdaily/login/ahjzu.go
index f329f1d..abfca4b 100644
--- a/internal/application/cpdaily/login/ahjzu.go
+++ b/internal/application/cpdaily/login/ahjzu.go
@@ -204,6 +204,6 @@ func (c CpdailyAhjzuLogin) GetClient() *resty.Client {
 
 func NewAhjzu(ctx context.Context) *CpdailyAhjzuLogin {
 	return &CpdailyAhjzuLogin{
-		client: httpclient.Cpdaily.Clone(ctx),
+		client: httpclient.NewCpdailyClient(),
 	}
 }
diff --git a/internal/application/cpdaily/login/cas.go b/internal/application/cpdaily/login/cas.go
index 8e6b139..5c8d6ce 100644
--- a/internal/application/cpdaily/login/cas.go
+++ b/internal/application/cpdaily/login/cas.go
@@ -39,7 +39,7 @@ type CpdailyCasLogin struct {
 
 func NewCas(ctx context.Context) CpdailyLogin {
 	return &CpdailyCasLogin{
-		client: httpclient.Cpdaily.Clone(ctx),
+		client: httpclient.NewCpdailyClient(),
 	}
 }
 
@@ -289,7 +289,7 @@ func (c *CpdailyCasLogin) ConfirmAdd(ctx context.Context, sc *school.SchoolDetai
 	utils.OkOrPanic(err)
 
 	// 提交确认添加
-	client := httpclient.Cpdaily.Clone(ctx)
+	client := httpclient.NewCpdailyClient()
 	client.SetCookieJar(cookieJar)
 	post, err := client.R().SetFormData(map[string]string{
 		"service":       service,
diff --git a/internal/application/cpdaily/login/common.go b/internal/application/cpdaily/login/common.go
index cef3603..49b8951 100644
--- a/internal/application/cpdaily/login/common.go
+++ b/internal/application/cpdaily/login/common.go
@@ -105,7 +105,8 @@ func CookieEnabled(ctx context.Context, host string, client *resty.Client) bool
 func GetClient(ctx context.Context, cookie string) *resty.Client {
 	cookieJar := cookiejar.NewPersistCookieJar()
 	cookieJar.Deserialize(cookie)
-	client := httpclient.Cpdaily.Clone(ctx)
+	// 不使用 Clone，创建全新的独立 client 实例避免状态共享
+	client := httpclient.NewCpdailyClient()
 	client.SetCookieJar(cookieJar)
 	return client
 }
diff --git a/internal/application/cpdaily/login/iap.go b/internal/application/cpdaily/login/iap.go
index b69ce10..27920f4 100644
--- a/internal/application/cpdaily/login/iap.go
+++ b/internal/application/cpdaily/login/iap.go
@@ -27,7 +27,7 @@ type CpdailyIapLogin struct {
 
 func NewIap(ctx context.Context) *CpdailyIapLogin {
 	return &CpdailyIapLogin{
-		client: httpclient.Cpdaily.Clone(ctx),
+		client: httpclient.NewCpdailyClient(),
 	}
 }
 
diff --git a/internal/application/cpdaily/login/nut.go b/internal/application/cpdaily/login/nut.go
index 787d39e..02d0c54 100644
--- a/internal/application/cpdaily/login/nut.go
+++ b/internal/application/cpdaily/login/nut.go
@@ -201,7 +201,7 @@ func (c CpdailyNutLogin) GetClient() *resty.Client {
 
 func NewNut(ctx context.Context) *CpdailyNutLogin {
 	return &CpdailyNutLogin{
-		client: httpclient.Cpdaily.Clone(ctx),
+		client: httpclient.NewCpdailyClient(),
 	}
 }
 func reverseStringASCII(s string) string {
diff --git a/internal/application/cpdaily/school/school_fetcher.go b/internal/application/cpdaily/school/school_fetcher.go
index 75f824b..bb1cd38 100644
--- a/internal/application/cpdaily/school/school_fetcher.go
+++ b/internal/application/cpdaily/school/school_fetcher.go
@@ -16,7 +16,7 @@ import (
 )
 
 func GetSchoolList(ctx context.Context) []CpdailySchoolBriefInfo {
-	response, err := httpclient.Cpdaily.R().
+	response, err := httpclient.Cpdaily.Clone(ctx).R().
 		WithContext(ctx).
 		Get("https://static.campushoy.com/apicache/tenantListSort")
 
@@ -52,7 +52,7 @@ func GetSchoolList(ctx context.Context) []CpdailySchoolBriefInfo {
 }
 
 func GetSchoolDetail(ctx context.Context, tenantId string) SchoolDetailInfo {
-	response, err := httpclient.Cpdaily.R().Clone(ctx).
+	response, err := httpclient.Cpdaily.Clone(ctx).R().
 		SetHeaders(map[string]string{
 			"deviceType":        "2",
 			"CpdailyClientType": "CPDAILY",
diff --git a/internal/application/httpclient/cpdaily.go b/internal/application/httpclient/cpdaily.go
index 7f669f5..594278e 100644
--- a/internal/application/httpclient/cpdaily.go
+++ b/internal/application/httpclient/cpdaily.go
@@ -24,3 +24,25 @@ func init() {
 		Cpdaily.SetProxy("http://127.0.0.1:9000")
 	}
 }
+
+// NewCpdailyClient 创建一个全新的独立 client 实例，避免 Clone 可能的浅拷贝问题
+// 每个实例都是完全独立的，适用于并发场景，不会共享状态
+func NewCpdailyClient() *resty.Client {
+	client := resty.New().
+		SetCookieJar(nil).
+		SetTimeout(30*time.Second).
+		SetDoNotParseResponse(true).
+		SetTLSClientConfig(&tls.Config{
+			InsecureSkipVerify: true,
+		}).
+		SetHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36")
+
+	// 根据调试模式设置代理和调试选项
+	if !utils.IsDebug() {
+		client.SetDebug(false)
+	} else {
+		client.SetProxy("http://127.0.0.1:9000")
+	}
+
+	return client
+}