diff --git a/pkg/scheduler/plugins/elasticquota/core/group_quota_manager.go b/pkg/scheduler/plugins/elasticquota/core/group_quota_manager.go
index e1541af16..eed921ae5 100644
--- a/pkg/scheduler/plugins/elasticquota/core/group_quota_manager.go
+++ b/pkg/scheduler/plugins/elasticquota/core/group_quota_manager.go
@@ -721,6 +721,7 @@ func (gqm *GroupQuotaManager) GetQuotaSummaries() map[string]*QuotaInfoSummary {
 		quotaSummary := quotaInfo.GetQuotaSummary()
 		runtime := gqm.RefreshRuntimeNoLock(quotaName)
 		quotaSummary.Runtime = runtime.DeepCopy()
+		quotaSummary.Tree = gqm.treeID
 		result[quotaName] = quotaSummary
 	}
 
diff --git a/pkg/scheduler/plugins/elasticquota/core/quota_info.go b/pkg/scheduler/plugins/elasticquota/core/quota_info.go
index db616583c..cf8106520 100644
--- a/pkg/scheduler/plugins/elasticquota/core/quota_info.go
+++ b/pkg/scheduler/plugins/elasticquota/core/quota_info.go
@@ -154,6 +154,8 @@ func (qi *QuotaInfo) GetQuotaSummary() *QuotaInfoSummary {
 	quotaInfoSummary.SharedWeight = qi.CalculateInfo.SharedWeight.DeepCopy()
 	quotaInfoSummary.Runtime = qi.CalculateInfo.Runtime.DeepCopy()
 	quotaInfoSummary.ChildRequest = qi.CalculateInfo.ChildRequest.DeepCopy()
+	quotaInfoSummary.Allocated = qi.CalculateInfo.Allocated.DeepCopy()
+	quotaInfoSummary.Guaranteed = qi.CalculateInfo.Guaranteed.DeepCopy()
 
 	for podName, podInfo := range qi.PodCache {
 		quotaInfoSummary.PodCache[podName] = &SimplePodInfo{
diff --git a/pkg/scheduler/plugins/elasticquota/core/quota_summary.go b/pkg/scheduler/plugins/elasticquota/core/quota_summary.go
index e80a66cbd..90280a1f8 100644
--- a/pkg/scheduler/plugins/elasticquota/core/quota_summary.go
+++ b/pkg/scheduler/plugins/elasticquota/core/quota_summary.go
@@ -31,6 +31,7 @@ type QuotaInfoSummary struct {
 	IsParent          bool   `json:"isParent"`
 	RuntimeVersion    int64  `json:"runtimeVersion"`
 	AllowLentResource bool   `json:"allowLentResource"`
+	Tree              string `json:"tree"`
 
 	Max                v1.ResourceList `json:"max"`
 	Min                v1.ResourceList `json:"min"`
@@ -41,6 +42,8 @@ type QuotaInfoSummary struct {
 	SharedWeight       v1.ResourceList `json:"sharedWeight"`
 	Runtime            v1.ResourceList `json:"runtime"`
 	ChildRequest       v1.ResourceList `json:"childRequest"`
+	Allocated          v1.ResourceList `json:"allocated"`
+	Guaranteed         v1.ResourceList `json:"guaranteed"`
 
 	PodCache map[string]*SimplePodInfo `json:"podCache"`
 }
diff --git a/pkg/scheduler/plugins/elasticquota/plugin_service.go b/pkg/scheduler/plugins/elasticquota/plugin_service.go
index 38218f90d..80fb1d83f 100644
--- a/pkg/scheduler/plugins/elasticquota/plugin_service.go
+++ b/pkg/scheduler/plugins/elasticquota/plugin_service.go
@@ -37,7 +37,8 @@ func (g *Plugin) RegisterEndpoints(group *gin.RouterGroup) {
 		c.JSON(http.StatusOK, quotaSummary)
 	})
 	group.GET("/quotas", func(c *gin.Context) {
-		quotaSummaries := g.GetQuotaSummaries()
+		tree := c.Query("tree")
+		quotaSummaries := g.GetQuotaSummaries(tree)
 		c.JSON(http.StatusOK, quotaSummaries)
 	})
 }
diff --git a/pkg/scheduler/plugins/elasticquota/plugin_service_test.go b/pkg/scheduler/plugins/elasticquota/plugin_service_test.go
index 71b2b739a..2cfcbd6a8 100644
--- a/pkg/scheduler/plugins/elasticquota/plugin_service_test.go
+++ b/pkg/scheduler/plugins/elasticquota/plugin_service_test.go
@@ -27,9 +27,12 @@ import (
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	quotav1 "k8s.io/apiserver/pkg/quota/v1"
+	k8sfeature "k8s.io/apiserver/pkg/util/feature"
 
 	"github.com/koordinator-sh/koordinator/apis/extension"
+	koordfeatures "github.com/koordinator-sh/koordinator/pkg/features"
 	"github.com/koordinator-sh/koordinator/pkg/scheduler/plugins/elasticquota/core"
+	utilfeature "github.com/koordinator-sh/koordinator/pkg/util/feature"
 )
 
 func TestEndpointsQueryQuotaInfo(t *testing.T) {
@@ -148,4 +151,30 @@ func TestEndpointsQueryQuotaInfo(t *testing.T) {
 		assert.Equal(t, quotaSummary.PodCache[podToCreate.Namespace+"/"+podToCreate.Name].IsAssigned, true)
 		assert.True(t, quotav1.Equals(quotaSummary.PodCache[podToCreate.Namespace+"/"+podToCreate.Name].Resource, createResourceList(33, 33)))
 	}
+	{
+		defer utilfeature.SetFeatureGateDuringTest(t, k8sfeature.DefaultMutableFeatureGate, koordfeatures.MultiQuotaTree, true)()
+
+		// add root quota
+		eq.addRootQuota("tree1-root", "", 20, 20, 10, 10, 30, 30, false, "", "tree1")
+
+		engine := gin.Default()
+		eq.RegisterEndpoints(engine.Group("/"))
+		w := httptest.NewRecorder()
+		req, _ := http.NewRequest("GET", "/quotas?tree=tree1", nil)
+		engine.ServeHTTP(w, req)
+		assert.Equal(t, http.StatusOK, w.Result().StatusCode)
+		quotaSummaries := make(map[string]*core.QuotaInfoSummary)
+		err = json.Unmarshal([]byte(w.Body.String()), &quotaSummaries)
+		assert.NoError(t, err)
+
+		_, ok := quotaSummaries["test1"]
+		assert.False(t, ok)
+
+		quotaSummary, ok := quotaSummaries["tree1-root"]
+		assert.True(t, ok)
+		assert.True(t, quotav1.Equals(quotaSummary.Max, createResourceList(20, 20)))
+		assert.True(t, quotav1.Equals(quotaSummary.Min, createResourceList(10, 10)))
+		assert.True(t, quotav1.Equals(quotaSummary.AutoScaleMin, createResourceList(10, 10)))
+		assert.True(t, quotav1.Equals(quotaSummary.SharedWeight, createResourceList(30, 30)))
+	}
 }
diff --git a/pkg/scheduler/plugins/elasticquota/quota_handler.go b/pkg/scheduler/plugins/elasticquota/quota_handler.go
index 5f1383d28..6215668c5 100644
--- a/pkg/scheduler/plugins/elasticquota/quota_handler.go
+++ b/pkg/scheduler/plugins/elasticquota/quota_handler.go
@@ -119,11 +119,14 @@ func (g *Plugin) GetQuotaSummary(quotaName string) (*core.QuotaInfoSummary, bool
 	return mgr.GetQuotaSummary(quotaName)
 }
 
-func (g *Plugin) GetQuotaSummaries() map[string]*core.QuotaInfoSummary {
-	summaries := g.groupQuotaManager.GetQuotaSummaries()
+func (g *Plugin) GetQuotaSummaries(tree string) map[string]*core.QuotaInfoSummary {
+	summaries := make(map[string]*core.QuotaInfoSummary)
 
 	managers := g.ListGroupQuotaManagersForQuotaTree()
 	for _, mgr := range managers {
+		if tree != "" && mgr.GetTreeID() != tree {
+			continue
+		}
 		for quotaName, summary := range mgr.GetQuotaSummaries() {
 			// quota tree root quota is virtual
 			if quotaName == extension.RootQuotaName {
@@ -133,6 +136,12 @@ func (g *Plugin) GetQuotaSummaries() map[string]*core.QuotaInfoSummary {
 		}
 	}
 
+	if g.groupQuotaManager.GetTreeID() == tree {
+		for quotaName, summary := range g.groupQuotaManager.GetQuotaSummaries() {
+			summaries[quotaName] = summary
+		}
+	}
+
 	return summaries
 }