diff --git a/test/portal_test.go b/test/portal_test.go
index 0a9d783..54968d4 100644
--- a/test/portal_test.go
+++ b/test/portal_test.go
@@ -136,7 +136,7 @@ func TestGetQuotaByNamePass(t *ltesting.T) {
 
 func TestListProjects(t *ltesting.T) {
 	vngcloud := validSdkConfig()
-	projects, err := vngcloud.VServerGateway().V1().PortalService().ListProjects()
+	projects, err := vngcloud.VServerGateway().V1().PortalService().ListProjects(lsportalV1.NewListProjectsRequest())
 	if err != nil {
 		t.Log("Error: ", err)
 	}
@@ -146,7 +146,7 @@ func TestListProjects(t *ltesting.T) {
 
 func TestListPortalUser11412(t *ltesting.T) {
 	vngcloud := validUser11412()
-	projects, err := vngcloud.VServerGateway().V1().PortalService().ListProjects()
+	projects, err := vngcloud.VServerGateway().V1().PortalService().ListProjects(lsportalV1.NewListProjectsRequest())
 	if err != nil {
 		t.Log("Error: ", err)
 	}
diff --git a/vngcloud/services/loadbalancer/v2/loadbalancer.go b/vngcloud/services/loadbalancer/v2/loadbalancer.go
index c131614..7de438c 100644
--- a/vngcloud/services/loadbalancer/v2/loadbalancer.go
+++ b/vngcloud/services/loadbalancer/v2/loadbalancer.go
@@ -263,7 +263,8 @@ func (s *LoadBalancerServiceV2) UpdatePoolMembers(popts IUpdatePoolMembersReques
 			lserr.WithErrorLoadBalancerNotFound2(errResp),
 			lserr.WithErrorLoadBalancerNotReady(errResp),
 			lserr.WithErrorPoolNotFound(errResp),
-			lserr.WithErrorMemberMustIdentical(errResp)).AppendCategories(lserr.ErrCatProductVlb)
+			lserr.WithErrorMemberMustIdentical(errResp)).
+			AppendCategories(lserr.ErrCatProductVlb)
 	}
 
 	return nil
@@ -283,6 +284,7 @@ func (s *LoadBalancerServiceV2) ListPoolMembers(popts IListPoolMembersRequest) (
 		return nil, lserr.SdkErrorHandler(sdkErr, errResp,
 			lserr.WithErrorLoadBalancerNotFound(errResp),
 			lserr.WithErrorPoolNotFound(errResp)).
+			WithKVparameters("loadBalancerId", popts.GetLoadBalancerId(), "poolId", popts.GetPoolId()).
 			AppendCategories(lserr.ErrCatProductVlb)
 	}
 
diff --git a/vngcloud/services/portal/iportal.go b/vngcloud/services/portal/iportal.go
index db9b6da..ebe6f37 100644
--- a/vngcloud/services/portal/iportal.go
+++ b/vngcloud/services/portal/iportal.go
@@ -9,7 +9,7 @@ import (
 
 type IPortalServiceV1 interface {
 	GetPortalInfo(popts lsportalV1.IGetPortalInfoRequest) (*lsentity.Portal, lserr.IError)
-	ListProjects() (*lsentity.ListPortals, lserr.IError)
+	ListProjects(popts lsportalV1.IListProjectsRequest) (*lsentity.ListPortals, lserr.IError)
 }
 
 type IPortalServiceV2 interface {
diff --git a/vngcloud/services/portal/v1/irequest.go b/vngcloud/services/portal/v1/irequest.go
index ee0a51a..0f19b13 100644
--- a/vngcloud/services/portal/v1/irequest.go
+++ b/vngcloud/services/portal/v1/irequest.go
@@ -3,3 +3,8 @@ package v1
 type IGetPortalInfoRequest interface {
 	GetBackEndProjectId() string
 }
+
+type IListProjectsRequest interface {
+	AddUserAgent(pagent ...string) IListProjectsRequest
+	ParseUserAgent() string
+}
diff --git a/vngcloud/services/portal/v1/portal.go b/vngcloud/services/portal/v1/portal.go
index d17090a..f47d87c 100644
--- a/vngcloud/services/portal/v1/portal.go
+++ b/vngcloud/services/portal/v1/portal.go
@@ -23,12 +23,12 @@ func (s *PortalServiceV1) GetPortalInfo(popts IGetPortalInfoRequest) (*lsentity.
 	return resp.ToEntityPortal(), nil
 }
 
-
-func (s *PortalServiceV1) ListProjects() (*lsentity.ListPortals, lserr.IError) {
+func (s *PortalServiceV1) ListProjects(popts IListProjectsRequest) (*lsentity.ListPortals, lserr.IError) {
 	url := listProjectsUrl(s.PortalClient)
 	resp := new(ListProjectsResponse)
 	errResp := lserr.NewErrorResponse(lserr.NormalErrorType)
 	req := lsclient.NewRequest().
+		WithHeader("User-Agent", popts.ParseUserAgent()).
 		WithOkCodes(200).
 		WithJsonResponse(resp).
 		WithJsonError(errResp)
@@ -38,4 +38,4 @@ func (s *PortalServiceV1) ListProjects() (*lsentity.ListPortals, lserr.IError) {
 	}
 
 	return resp.ToEntityListPortals(), nil
-}
\ No newline at end of file
+}
diff --git a/vngcloud/services/portal/v1/portal_request.go b/vngcloud/services/portal/v1/portal_request.go
index 7bd27a7..c5d3e23 100644
--- a/vngcloud/services/portal/v1/portal_request.go
+++ b/vngcloud/services/portal/v1/portal_request.go
@@ -1,15 +1,20 @@
 package v1
 
+import lscommon "github.com/vngcloud/vngcloud-go-sdk/v2/vngcloud/services/common"
+
 type GetPortalInfoRequest struct {
 	BackEndProjectId string
 }
 
-func NewGetPortalInfoRequest(pbackendProjectId string) IGetPortalInfoRequest {
-	return &GetPortalInfoRequest{
-		BackEndProjectId: pbackendProjectId,
-	}
-}
-
 func (s *GetPortalInfoRequest) GetBackEndProjectId() string {
 	return s.BackEndProjectId
 }
+
+type ListProjectsRequest struct {
+	lscommon.UserAgent
+}
+
+func (s *ListProjectsRequest) AddUserAgent(pagent ...string) IListProjectsRequest {
+	s.UserAgent.AddUserAgent(pagent...)
+	return s
+}
diff --git a/vngcloud/services/portal/v1/requests.go b/vngcloud/services/portal/v1/requests.go
new file mode 100644
index 0000000..9f38a8c
--- /dev/null
+++ b/vngcloud/services/portal/v1/requests.go
@@ -0,0 +1,11 @@
+package v1
+
+func NewGetPortalInfoRequest(pbackendProjectId string) IGetPortalInfoRequest {
+	return &GetPortalInfoRequest{
+		BackEndProjectId: pbackendProjectId,
+	}
+}
+
+func NewListProjectsRequest() IListProjectsRequest {
+	return &ListProjectsRequest{}
+}