diff --git a/openstack/client.go b/openstack/client.go
index adfb52706..cad7b63ae 100644
--- a/openstack/client.go
+++ b/openstack/client.go
@@ -521,17 +521,24 @@ func NewLoadBalancerV2(client *golangsdk.ProviderClient, eo golangsdk.EndpointOp
 	return sc, err
 }
 
-// NewOtcV1 creates a ServiceClient that may be used with the v1 network package.
+// NewElbV1 creates a ServiceClient that may be used with the v1 network package.
 func NewElbV1(client *golangsdk.ProviderClient, eo golangsdk.EndpointOpts, otctype string) (*golangsdk.ServiceClient, error) {
 	sc, err := initClientOpts(client, eo, "compute")
-	//fmt.Printf("client=%+v.\n", sc)
 	sc.Endpoint = strings.Replace(strings.Replace(sc.Endpoint, "ecs", otctype, 1), "/v2/", "/v1.0/", 1)
-	//fmt.Printf("url=%s.\n", sc.Endpoint)
 	sc.ResourceBase = sc.Endpoint
 	sc.Type = otctype
 	return sc, err
 }
 
+// NewElbV2 creates a ServiceClient that may be used with the v1 network package.
+func NewElbV2(client *golangsdk.ProviderClient, eo golangsdk.EndpointOpts) (*golangsdk.ServiceClient, error) {
+	sc, err := initClientOpts(client, eo, "compute")
+	sc.Endpoint = strings.Replace(strings.Replace(sc.Endpoint, "ecs", "elb", 1), "/v2/", "/v2.0/", 1)
+	sc.ResourceBase = sc.Endpoint
+	sc.Type = "elb"
+	return sc, err
+}
+
 // NewSmnServiceV2 creates a ServiceClient that may be used to access the v2 Simple Message Notification service.
 func NewSmnServiceV2(client *golangsdk.ProviderClient, eo golangsdk.EndpointOpts) (*golangsdk.ServiceClient, error) {
 
diff --git a/openstack/networking/v2/extensions/elbaas/certificates/requests.go b/openstack/networking/v2/extensions/elbaas/certificates/requests.go
new file mode 100644
index 000000000..0f0011b31
--- /dev/null
+++ b/openstack/networking/v2/extensions/elbaas/certificates/requests.go
@@ -0,0 +1,107 @@
+package certificates
+
+import (
+	"log"
+
+	"github.com/huaweicloud/golangsdk"
+)
+
+// CreateOptsBuilder is the interface options structs have to satisfy in order
+// to be used in the main Create operation in this package. Since many
+// extensions decorate or modify the common logic, it is useful for them to
+// satisfy a basic interface in order for them to be used.
+type CreateOptsBuilder interface {
+	ToCertificateCreateMap() (map[string]interface{}, error)
+}
+
+// CreateOpts is the common options struct used in this package's Create
+// operation.
+type CreateOpts struct {
+	Name        string `json:"name,omitempty"`
+	Description string `json:"description,omitempty"`
+	Domain      string `json:"domain,omitempty"`
+	Certificate string `json:"certificate" required:"true"`
+	PrivateKey  string `json:"private_key" required:"true"`
+}
+
+// ToCertificateCreateMap casts a CreateOpts struct to a map.
+func (opts CreateOpts) ToCertificateCreateMap() (map[string]interface{}, error) {
+	return golangsdk.BuildRequestBody(opts, "")
+}
+
+// Create is an operation which provisions a new loadbalancer based on the
+// configuration defined in the CreateOpts struct. Once the request is
+// validated and progress has started on the provisioning process, a
+// CreateResult will be returned.
+//
+// Users with an admin role can create loadbalancers on behalf of other tenants by
+// specifying a TenantID attribute different than their own.
+func Create(c *golangsdk.ServiceClient, opts CreateOptsBuilder) (r CreateResult) {
+	b, err := opts.ToCertificateCreateMap()
+	if err != nil {
+		r.Err = err
+		return
+	}
+	log.Printf("[DEBUG] create url:%q, body=%#v", rootURL(c), b)
+	reqOpt := &golangsdk.RequestOpts{OkCodes: []int{200}}
+	_, r.Err = c.Post(rootURL(c), b, &r.Body, reqOpt)
+	return
+}
+
+// Get retrieves a particular Loadbalancer based on its unique ID.
+func Get(c *golangsdk.ServiceClient, id string) (r GetResult) {
+	r.ID = id
+	_, r.Err = c.Get(rootURL(c), &r.Body, nil)
+	return
+}
+
+// UpdateOptsBuilder is the interface options structs have to satisfy in order
+// to be used in the main Update operation in this package. Since many
+// extensions decorate or modify the common logic, it is useful for them to
+// satisfy a basic interface in order for them to be used.
+type UpdateOptsBuilder interface {
+	ToCertificateUpdateMap() (map[string]interface{}, error)
+}
+
+// UpdateOpts is the common options struct used in this package's Update
+// operation.
+type UpdateOpts struct {
+	Name        string `json:"name,omitempty"`
+	Description string `json:"description,omitempty"`
+	Domain      string `json:"domain,omitempty"`
+	Certificate string `json:"certificate" required:"true"`
+	PrivateKey  string `json:"private_key" required:"true"`
+}
+
+func (u UpdateOpts) IsNeedUpdate() (bool, error) {
+	d, e := u.ToCertificateUpdateMap()
+	if e == nil {
+		return len(d) != 0, nil
+	}
+	return false, e
+}
+
+// ToCertificateUpdateMap casts a UpdateOpts struct to a map.
+func (opts UpdateOpts) ToCertificateUpdateMap() (map[string]interface{}, error) {
+	return golangsdk.BuildRequestBody(opts, "")
+}
+
+// Update is an operation which modifies the attributes of the specified Certificate.
+func Update(c *golangsdk.ServiceClient, id string, opts UpdateOpts) (r UpdateResult) {
+	b, err := opts.ToCertificateUpdateMap()
+	if err != nil {
+		r.Err = err
+		return
+	}
+	_, r.Err = c.Put(resourceURL(c, id), b, &r.Body, &golangsdk.RequestOpts{
+		OkCodes: []int{200},
+	})
+	return
+}
+
+// Delete will permanently delete a particular Certificate based on its unique ID.
+func Delete(c *golangsdk.ServiceClient, id string) (r DeleteResult) {
+	reqOpt := &golangsdk.RequestOpts{OkCodes: []int{204}}
+	_, r.Err = c.Delete(resourceURL(c, id), reqOpt)
+	return
+}
diff --git a/openstack/networking/v2/extensions/elbaas/certificates/results.go b/openstack/networking/v2/extensions/elbaas/certificates/results.go
new file mode 100644
index 000000000..4bc7fbdc1
--- /dev/null
+++ b/openstack/networking/v2/extensions/elbaas/certificates/results.go
@@ -0,0 +1,63 @@
+package certificates
+
+import (
+	"github.com/huaweicloud/golangsdk"
+)
+
+type Certificate struct {
+	ID          string `json:"id"`
+	Name        string `json:"name"`
+	Description string `json:"description"`
+	Domain      string `json:"domain"`
+	Certificate string `json:"certificate"`
+	PrivateKey  string `json:"private_key"`
+	CreateTime  string `json:"create_time"`
+	UpdateTime  string `json:"update_time"`
+}
+
+type commonResult struct {
+	golangsdk.Result
+}
+
+func (r commonResult) Extract() (*Certificate, error) {
+	s := &Certificate{}
+	return s, r.ExtractInto(s)
+}
+
+type CreateResult struct {
+	commonResult
+}
+
+// DeleteResult represents the result of a delete operation.
+type DeleteResult struct {
+	golangsdk.ErrResult
+}
+
+type getResponse struct {
+	Certificates []Certificate `json:"certificates"`
+	InstanceNum  string        `json:"instance_num"`
+}
+
+// GetResult represents the result of a get operation.
+type GetResult struct {
+	ID string
+	golangsdk.Result
+}
+
+func (r GetResult) Extract() (*Certificate, error) {
+	s := &getResponse{}
+	err := r.ExtractInto(s)
+	if err == nil {
+		for _, c := range s.Certificates {
+			if c.ID == r.ID {
+				return &c, nil
+			}
+		}
+		return nil, golangsdk.ErrDefault404{}
+	}
+	return nil, err
+}
+
+type UpdateResult struct {
+	commonResult
+}
diff --git a/openstack/networking/v2/extensions/elbaas/certificates/urls.go b/openstack/networking/v2/extensions/elbaas/certificates/urls.go
new file mode 100644
index 000000000..7da33522e
--- /dev/null
+++ b/openstack/networking/v2/extensions/elbaas/certificates/urls.go
@@ -0,0 +1,16 @@
+package certificates
+
+import "github.com/huaweicloud/golangsdk"
+
+const (
+	rootPath     = "elbaas"
+	resourcePath = "certificate"
+)
+
+func rootURL(c *golangsdk.ServiceClient) string {
+	return c.ServiceURL(c.ProjectID, rootPath, resourcePath)
+}
+
+func resourceURL(c *golangsdk.ServiceClient, id string) string {
+	return c.ServiceURL(c.ProjectID, rootPath, resourcePath, id)
+}