diff --git a/pkg/eni/local.go b/pkg/eni/local.go
index 6a32a68b..c1a7052b 100644
--- a/pkg/eni/local.go
+++ b/pkg/eni/local.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"net/netip"
 	"sort"
+	"strings"
 	"sync"
 	"time"
 
@@ -195,7 +196,7 @@ func (l *Local) load(podResources []daemon.PodResources) error {
 		return err
 	}
 
-	logf.Log.Info("load eni", "eni", l.eni.ID, "mac", l.eni.MAC, "ipv4", ipv4, "ipv6", ipv6)
+	logf.Log.Info("load eni", "eni", l.eni.ID, "type", l.eniType, "mac", l.eni.MAC, "ipv4", ipv4, "ipv6", ipv6)
 
 	primary, err := netip.ParseAddr(l.eni.PrimaryIP.IPv4.String())
 	if err != nil {
@@ -690,7 +691,7 @@ func (l *Local) Dispose(n int) int {
 
 	// 1. check if can dispose the eni
 	if n >= max(len(l.ipv4), len(l.ipv6)) {
-		if l.eni.Type != "trunk" && len(l.ipv4.InUse()) == 0 && len(l.ipv6.InUse()) == 0 {
+		if strings.ToLower(l.eniType) != "trunk" && !l.eni.Trunk && len(l.ipv4.InUse()) == 0 && len(l.ipv6.InUse()) == 0 {
 			log.Info("dispose eni")
 			l.status = statusDeleting
 			return max(len(l.ipv4), len(l.ipv6))
diff --git a/pkg/factory/aliyun/aliyun.go b/pkg/factory/aliyun/aliyun.go
index 945210d8..4756571e 100644
--- a/pkg/factory/aliyun/aliyun.go
+++ b/pkg/factory/aliyun/aliyun.go
@@ -3,6 +3,7 @@ package aliyun
 import (
 	"context"
 	"net/netip"
+	"strings"
 	"time"
 
 	"github.com/google/uuid"
@@ -82,7 +83,16 @@ func (a *Aliyun) CreateNetworkInterface(ipv4, ipv6 int, eniType string) (*daemon
 	// 1. create eni
 	var eni *client.NetworkInterface
 	var vswID string
-
+	var (
+		trunk bool
+		erdma bool
+	)
+	if strings.ToLower(eniType) == "trunk" {
+		trunk = true
+	}
+	if strings.ToLower(eniType) == "erdma" {
+		erdma = true
+	}
 	err := wait.ExponentialBackoffWithContext(a.ctx, backoff.Backoff(backoff.ENICreate), func(ctx context.Context) (bool, error) {
 		vsw, innerErr := a.vsw.GetOne(ctx, a.openAPI, a.zoneID, a.vSwitchOptions)
 		if innerErr != nil {
@@ -90,16 +100,6 @@ func (a *Aliyun) CreateNetworkInterface(ipv4, ipv6 int, eniType string) (*daemon
 		}
 		vswID = vsw.ID
 
-		var (
-			trunk bool
-			erdma bool
-		)
-		if eniType == "trunk" {
-			trunk = true
-		}
-		if eniType == "erdma" {
-			erdma = true
-		}
 		eni, innerErr = a.openAPI.CreateNetworkInterface(ctx, trunk, erdma, vswID, a.securityGroupIDs, a.resourceGroupID, ipv4, ipv6, a.eniTags)
 		if innerErr != nil {
 			if apiErr.ErrAssert(apiErr.ErrForbidden, innerErr) {
@@ -126,7 +126,8 @@ func (a *Aliyun) CreateNetworkInterface(ipv4, ipv6 int, eniType string) (*daemon
 		ID:        eni.NetworkInterfaceID,
 		MAC:       eni.MacAddress,
 		VSwitchID: eni.VSwitchID,
-		Type:      eni.Type,
+		Trunk:     trunk,
+		ERdma:     erdma,
 	}
 
 	r.PrimaryIP.SetIP(eni.PrivateIPAddress)
diff --git a/types/daemon/types.go b/types/daemon/types.go
index 3b9f8bda..c98c04cb 100644
--- a/types/daemon/types.go
+++ b/types/daemon/types.go
@@ -64,8 +64,6 @@ type ENI struct {
 	VSwitchCIDR types.IPNetSet
 
 	VSwitchID string
-
-	Type string
 }
 
 // GetResourceID return mac address of eni