diff --git a/config.yaml b/config.yaml
index c635b98..e256445 100644
--- a/config.yaml
+++ b/config.yaml
@@ -702,6 +702,7 @@ huibo:
     product_code: "22089"
     baseUrl2: "https://napi.zhixin.net:9000/api/data"
     app_code2: "1508795945301708800"
+    auth_pdf_storage_dir: "storage/huibo-auth-pdf"
 
     logging:
         enabled: true
diff --git a/docker-compose.prod.yml b/docker-compose.prod.yml
index 844671e..8162020 100644
--- a/docker-compose.prod.yml
+++ b/docker-compose.prod.yml
@@ -91,6 +91,8 @@ services:
       - ./resources:/app/resources
       # 持久化PDF缓存目录，确保生成的PDF在容器重启后仍然存在
       - ./storage/pdfg-cache:/app/storage/pdfg-cache
+      # 汇博授权PDF本地留存目录（FLXGHB4F/QYGLBH7Y 等）
+      - ./storage/huibo-auth-pdf:/app/storage/huibo-auth-pdf
     # user: "1001:1001"  # 注释掉，使用root权限运行
     networks:
       - hyapi-network
diff --git a/internal/config/config.go b/internal/config/config.go
index 89690a6..d591855 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -720,8 +720,9 @@ type HuiboConfig struct {
 	AESKey        string `mapstructure:"aes_key"`
 	WorkOrderCode string `mapstructure:"work_order_code"`
 	ProductCode   string `mapstructure:"product_code"`
-	BaseURL2      string `mapstructure:"baseUrl2"`
-	AppCode2      string `mapstructure:"app_code2"`
+	BaseURL2           string `mapstructure:"baseUrl2"`
+	AppCode2           string `mapstructure:"app_code2"`
+	AuthPDFStorageDir  string `mapstructure:"auth_pdf_storage_dir"`
 
 	Logging HuiboLoggingConfig `mapstructure:"logging"`
 }
diff --git a/internal/infrastructure/external/huibo/huibo_factory.go b/internal/infrastructure/external/huibo/huibo_factory.go
index d28eed4..c45fe9c 100644
--- a/internal/infrastructure/external/huibo/huibo_factory.go
+++ b/internal/infrastructure/external/huibo/huibo_factory.go
@@ -39,8 +39,9 @@ func NewHuiboServiceWithConfig(cfg *config.Config) (*HuiboService, error) {
 		AESKey:        cfg.Huibo.AESKey,
 		WorkOrderCode: cfg.Huibo.WorkOrderCode,
 		ProductCode:   cfg.Huibo.ProductCode,
-		BaseURL2:      cfg.Huibo.BaseURL2,
-		AppCode2:      cfg.Huibo.AppCode2,
+		BaseURL2:          cfg.Huibo.BaseURL2,
+		AppCode2:          cfg.Huibo.AppCode2,
+		AuthPDFStorageDir: cfg.Huibo.AuthPDFStorageDir,
 	}, logger)
 
 	return service, nil
diff --git a/internal/infrastructure/external/huibo/huibo_service.go b/internal/infrastructure/external/huibo/huibo_service.go
index e99ef46..b3be14b 100644
--- a/internal/infrastructure/external/huibo/huibo_service.go
+++ b/internal/infrastructure/external/huibo/huibo_service.go
@@ -92,6 +92,7 @@ type HuiboConfig struct {
 	ProductCode   string
 	BaseURL2      string // CallAPI2 使用的 URL
 	AppCode2      string // CallAPI2 使用的 AppCode
+	AuthPDFStorageDir string // 授权 PDF 本地留存目录
 }
 
 type HuiboService struct {
@@ -378,7 +379,12 @@ func (s *HuiboService) SaveAuthPDFLocally(ctx context.Context, apiCode, authPDFB
 		transactionID = strings.TrimSpace(v)
 	}
 
-	dir := filepath.Join(defaultAuthPDFStorageDir, strings.TrimSpace(apiCode))
+	baseDir := s.authPDFStorageDir()
+	if absDir, absErr := filepath.Abs(baseDir); absErr == nil {
+		baseDir = absDir
+	}
+
+	dir := filepath.Join(baseDir, strings.TrimSpace(apiCode))
 	if err := os.MkdirAll(dir, 0755); err != nil {
 		return "", fmt.Errorf("创建授权PDF存储目录失败: %w", err)
 	}
@@ -399,12 +405,20 @@ func (s *HuiboService) SaveAuthPDFLocally(ctx context.Context, apiCode, authPDFB
 			zap.String("api_code", apiCode),
 			zap.String("transaction_id", transactionID),
 			zap.String("path", fullPath),
+			zap.String("storage_dir", baseDir),
 			zap.Int("size_bytes", len(pdfBytes)),
 		)
 	}
 	return fullPath, nil
 }
 
+func (s *HuiboService) authPDFStorageDir() string {
+	if dir := strings.TrimSpace(s.config.AuthPDFStorageDir); dir != "" {
+		return dir
+	}
+	return defaultAuthPDFStorageDir
+}
+
 func sanitizeAuthPDFFilenamePart(s string) string {
 	s = strings.TrimSpace(s)
 	if s == "" {
diff --git a/storage/huibo-auth-pdf/.gitkeep b/storage/huibo-auth-pdf/.gitkeep
new file mode 100644
index 0000000..e69de29