diff --git a/internal/data/mixrepoimpl/cmb.go b/internal/data/mixrepoimpl/cmb.go
index d93e0a2..1e7a0cf 100644
--- a/internal/data/mixrepoimpl/cmb.go
+++ b/internal/data/mixrepoimpl/cmb.go
@@ -28,6 +28,7 @@ func NewCmbMixRepoImpl(bc *conf.Bootstrap) mixrepos.CmbMixRepo {
 }
 
 func (s *CmbMixRepoImpl) OrderVerify(ctx context.Context, req *v1.CmbRequest) (*v1.CmbOrderRequest, error) {
+
 	bizStr, err := s.Verify(ctx, req)
 	if err != nil {
 		return nil, err
@@ -46,6 +47,7 @@ func (s *CmbMixRepoImpl) OrderVerify(ctx context.Context, req *v1.CmbRequest) (*
 }
 
 func (s *CmbMixRepoImpl) QueryVerify(ctx context.Context, req *v1.CmbRequest) (*v1.CmbQueryRequest, error) {
+
 	bizStr, err := s.Verify(ctx, req)
 	if err != nil {
 		return nil, err
@@ -64,6 +66,7 @@ func (s *CmbMixRepoImpl) QueryVerify(ctx context.Context, req *v1.CmbRequest) (*
 }
 
 func (s *CmbMixRepoImpl) ProductQueryVerify(ctx context.Context, req *v1.CmbRequest) (*v1.CmbQueryProductRequest, error) {
+
 	bizStr, err := s.Verify(ctx, req)
 	if err != nil {
 		return nil, err
@@ -78,6 +81,7 @@ func (s *CmbMixRepoImpl) ProductQueryVerify(ctx context.Context, req *v1.CmbRequ
 }
 
 func (s *CmbMixRepoImpl) Verify(_ context.Context, req *v1.CmbRequest) (string, error) {
+
 	str := cmb.SortStructStr(req)
 
 	b, err := cmb.Verify(s.bc.Cmb.CmbSm2Puk, str, req.Sign)
@@ -164,6 +168,7 @@ func (s *CmbMixRepoImpl) GetMockRequest(_ context.Context, bizContent string) (*
 }
 
 func (s *CmbMixRepoImpl) VerifyResponse(_ context.Context, req *v1.CmbReply) error {
+
 	str := cmb.SortStructStr(req)
 
 	b, err := cmb.Verify(s.bc.Cmb.CmbSm2Puk, str, req.Sign)