diff --git a/charts/hami/Chart.lock b/charts/hami/Chart.lock
deleted file mode 100644
index e818da76c7..0000000000
--- a/charts/hami/Chart.lock
+++ /dev/null
@@ -1,6 +0,0 @@
-dependencies:
-- name: hami-dra
-  repository: https://project-hami.github.io/HAMi-DRA/
-  version: 0.2.0
-digest: sha256:560025a3c26590eec8cb0d73e74ef9255e2d52e5c1b4f829694fd309cd45b5c3
-generated: "2026-05-08T16:02:02.292237+08:00"
diff --git a/charts/hami/Chart.yaml b/charts/hami/Chart.yaml
index 12a17bf88b..868803f7fe 100644
--- a/charts/hami/Chart.yaml
+++ b/charts/hami/Chart.yaml
@@ -23,12 +23,6 @@ version: 2.9.0
 # It is recommended to use it with quotes.
 appVersion: "2.9.0"
 
-dependencies:
-  - name: hami-dra
-    version: "0.2.0"
-    repository: "https://project-hami.github.io/HAMi-DRA/"
-    condition: dra.enabled
-
 kubeVersion: ">= 1.18.0-0"
 
 keywords:
diff --git a/charts/hami/charts/hami-dra-0.2.0.tgz b/charts/hami/charts/hami-dra-0.2.0.tgz
deleted file mode 100644
index c74f7db337..0000000000
Binary files a/charts/hami/charts/hami-dra-0.2.0.tgz and /dev/null differ
diff --git a/charts/hami/templates/device-plugin/configmap.yaml b/charts/hami/templates/device-plugin/configmap.yaml
index b36347f2ff..db2ddacb0c 100644
--- a/charts/hami/templates/device-plugin/configmap.yaml
+++ b/charts/hami/templates/device-plugin/configmap.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.devicePlugin.nodeConfiguration.externalConfigName) (not .Values.dra.enabled) -}}
+{{- if and .Values.devicePlugin.enabled (not .Values.devicePlugin.nodeConfiguration.externalConfigName) -}}
 apiVersion: v1
 kind: ConfigMap
 metadata:
diff --git a/charts/hami/templates/device-plugin/daemonsetnvidia.yaml b/charts/hami/templates/device-plugin/daemonsetnvidia.yaml
index ab09f73eae..0e785c363b 100644
--- a/charts/hami/templates/device-plugin/daemonsetnvidia.yaml
+++ b/charts/hami/templates/device-plugin/daemonsetnvidia.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) }}
+{{- if .Values.devicePlugin.enabled }}
 apiVersion: apps/v1
 kind: DaemonSet
 metadata:
diff --git a/charts/hami/templates/device-plugin/monitorrole.yaml b/charts/hami/templates/device-plugin/monitorrole.yaml
index c51ff6c678..377f6a86eb 100644
--- a/charts/hami/templates/device-plugin/monitorrole.yaml
+++ b/charts/hami/templates/device-plugin/monitorrole.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.devicePlugin.enabled -}}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
diff --git a/charts/hami/templates/device-plugin/monitorrolebinding.yaml b/charts/hami/templates/device-plugin/monitorrolebinding.yaml
index 93a118dd7f..2f0a14ba9b 100644
--- a/charts/hami/templates/device-plugin/monitorrolebinding.yaml
+++ b/charts/hami/templates/device-plugin/monitorrolebinding.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.devicePlugin.enabled -}}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
 metadata:
diff --git a/charts/hami/templates/device-plugin/monitorservice.yaml b/charts/hami/templates/device-plugin/monitorservice.yaml
index 24daca9bc2..0fb156cc53 100644
--- a/charts/hami/templates/device-plugin/monitorservice.yaml
+++ b/charts/hami/templates/device-plugin/monitorservice.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.devicePlugin.enabled -}}
 apiVersion: v1
 kind: Service
 metadata:
diff --git a/charts/hami/templates/device-plugin/monitorserviceaccount.yaml b/charts/hami/templates/device-plugin/monitorserviceaccount.yaml
index b10d2cb99c..6e3c2a44ff 100644
--- a/charts/hami/templates/device-plugin/monitorserviceaccount.yaml
+++ b/charts/hami/templates/device-plugin/monitorserviceaccount.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.devicePlugin.enabled -}}
 apiVersion: v1
 kind: ServiceAccount
 metadata:
diff --git a/charts/hami/templates/device-plugin/runtime-class.yaml b/charts/hami/templates/device-plugin/runtime-class.yaml
index cd3d14ccbc..7f6e711951 100644
--- a/charts/hami/templates/device-plugin/runtime-class.yaml
+++ b/charts/hami/templates/device-plugin/runtime-class.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.devicePlugin.enabled -}}
 {{- if and .Values.devicePlugin.createRuntimeClass .Values.devicePlugin.runtimeClassName }}
 apiVersion: node.k8s.io/v1
 kind: RuntimeClass
diff --git a/charts/hami/templates/device-plugin/servicemonitor.yaml b/charts/hami/templates/device-plugin/servicemonitor.yaml
index 216773d966..f943c148bd 100644
--- a/charts/hami/templates/device-plugin/servicemonitor.yaml
+++ b/charts/hami/templates/device-plugin/servicemonitor.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.devicePlugin.enabled (not .Values.dra.enabled) (.Capabilities.APIVersions.Has "monitoring.coreos.com/v1/ServiceMonitor") .Values.prometheus.enabled }}
+{{- if and .Values.devicePlugin.enabled (.Capabilities.APIVersions.Has "monitoring.coreos.com/v1/ServiceMonitor") .Values.prometheus.enabled }}
 # Prometheus Service Monitor
 apiVersion: monitoring.coreos.com/v1
 kind: ServiceMonitor
diff --git a/charts/hami/templates/scheduler/certmanager.yaml b/charts/hami/templates/scheduler/certmanager.yaml
index b6edb605fe..e6d287215e 100644
--- a/charts/hami/templates/scheduler/certmanager.yaml
+++ b/charts/hami/templates/scheduler/certmanager.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if .Values.scheduler.certManager.enabled }}
 apiVersion: cert-manager.io/v1
 kind: Certificate
diff --git a/charts/hami/templates/scheduler/clusterrole.yaml b/charts/hami/templates/scheduler/clusterrole.yaml
index 666ce2d86a..81c4fddf36 100644
--- a/charts/hami/templates/scheduler/clusterrole.yaml
+++ b/charts/hami/templates/scheduler/clusterrole.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
@@ -22,9 +21,6 @@ rules:
   - apiGroups: [""]
     resources: ["resourcequotas"]
     verbs: ["get", "list", "watch"]
-  - apiGroups: ["resource.k8s.io"]
-    resources: ["deviceclasses", "resourceclaims", "resourceclaimtemplates", "resourceslices"]
-    verbs: ["get", "list", "watch"]
 ---
 {{- if .Values.mockDevicePlugin.enabled }}
 apiVersion: rbac.authorization.k8s.io/v1
@@ -36,4 +32,3 @@ rules:
     resources: ["nodes"]
     verbs: ["get", "update", "list", "patch"]
 {{- end -}}
-{{- end }}
diff --git a/charts/hami/templates/scheduler/clusterrolebinding.yaml b/charts/hami/templates/scheduler/clusterrolebinding.yaml
index 69d759868a..aa0f3c6631 100644
--- a/charts/hami/templates/scheduler/clusterrolebinding.yaml
+++ b/charts/hami/templates/scheduler/clusterrolebinding.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
 metadata:
@@ -45,5 +44,4 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: {{ include "hami-vgpu.scheduler" . }}
-    namespace: {{ include "hami-vgpu.namespace" . }}
-{{- end }}
\ No newline at end of file
+    namespace: {{ include "hami-vgpu.namespace" . }}
\ No newline at end of file
diff --git a/charts/hami/templates/scheduler/configmap.yaml b/charts/hami/templates/scheduler/configmap.yaml
index 934f852fde..960e2b0d87 100644
--- a/charts/hami/templates/scheduler/configmap.yaml
+++ b/charts/hami/templates/scheduler/configmap.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.kubeScheduler.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.kubeScheduler.enabled -}}
 {{- $k8sMinor := regexReplaceAll "[^0-9]" .Capabilities.KubeVersion.Minor "" | int -}}
 apiVersion: v1
 kind: ConfigMap
diff --git a/charts/hami/templates/scheduler/deployment.yaml b/charts/hami/templates/scheduler/deployment.yaml
index 09f9926983..00525e71ae 100644
--- a/charts/hami/templates/scheduler/deployment.yaml
+++ b/charts/hami/templates/scheduler/deployment.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -229,4 +228,3 @@ spec:
       {{- if .Values.scheduler.nodeName }}
       nodeName: {{ .Values.scheduler.nodeName }}
       {{- end }}
-{{- end }}
diff --git a/charts/hami/templates/scheduler/device-configmap.yaml b/charts/hami/templates/scheduler/device-configmap.yaml
index d3cd5a0c1f..1e900d3ce0 100644
--- a/charts/hami/templates/scheduler/device-configmap.yaml
+++ b/charts/hami/templates/scheduler/device-configmap.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: v1
 kind: ConfigMap
 metadata:
@@ -454,4 +453,3 @@ data:
             aiCore: 10
             aiCPU: 3
   {{ end }}
-{{- end }}
diff --git a/charts/hami/templates/scheduler/job-patch/clusterrole.yaml b/charts/hami/templates/scheduler/job-patch/clusterrole.yaml
index b089ae8298..9f36840785 100644
--- a/charts/hami/templates/scheduler/job-patch/clusterrole.yaml
+++ b/charts/hami/templates/scheduler/job-patch/clusterrole.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
diff --git a/charts/hami/templates/scheduler/job-patch/clusterrolebinding.yaml b/charts/hami/templates/scheduler/job-patch/clusterrolebinding.yaml
index 64f01ecf32..290087249b 100644
--- a/charts/hami/templates/scheduler/job-patch/clusterrolebinding.yaml
+++ b/charts/hami/templates/scheduler/job-patch/clusterrolebinding.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
diff --git a/charts/hami/templates/scheduler/job-patch/job-createSecret.yaml b/charts/hami/templates/scheduler/job-patch/job-createSecret.yaml
index 400168a706..6fdd192877 100644
--- a/charts/hami/templates/scheduler/job-patch/job-createSecret.yaml
+++ b/charts/hami/templates/scheduler/job-patch/job-createSecret.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: batch/v1
 kind: Job
diff --git a/charts/hami/templates/scheduler/job-patch/job-patchWebhook.yaml b/charts/hami/templates/scheduler/job-patch/job-patchWebhook.yaml
index 71e97f6b36..c417646dfd 100644
--- a/charts/hami/templates/scheduler/job-patch/job-patchWebhook.yaml
+++ b/charts/hami/templates/scheduler/job-patch/job-patchWebhook.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: batch/v1
 kind: Job
diff --git a/charts/hami/templates/scheduler/job-patch/psp.yaml b/charts/hami/templates/scheduler/job-patch/psp.yaml
index a48270e775..ccfcb07f04 100644
--- a/charts/hami/templates/scheduler/job-patch/psp.yaml
+++ b/charts/hami/templates/scheduler/job-patch/psp.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 {{- if .Values.podSecurityPolicy.enabled }}
 apiVersion: policy/v1beta1
diff --git a/charts/hami/templates/scheduler/job-patch/role.yaml b/charts/hami/templates/scheduler/job-patch/role.yaml
index 74e456815c..14be5744eb 100644
--- a/charts/hami/templates/scheduler/job-patch/role.yaml
+++ b/charts/hami/templates/scheduler/job-patch/role.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: Role
diff --git a/charts/hami/templates/scheduler/job-patch/rolebinding.yaml b/charts/hami/templates/scheduler/job-patch/rolebinding.yaml
index 32da5ba481..b914065b4d 100644
--- a/charts/hami/templates/scheduler/job-patch/rolebinding.yaml
+++ b/charts/hami/templates/scheduler/job-patch/rolebinding.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
diff --git a/charts/hami/templates/scheduler/job-patch/serviceaccount.yaml b/charts/hami/templates/scheduler/job-patch/serviceaccount.yaml
index d2eb41debe..43dbe971c2 100644
--- a/charts/hami/templates/scheduler/job-patch/serviceaccount.yaml
+++ b/charts/hami/templates/scheduler/job-patch/serviceaccount.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) }}
+{{- if .Values.scheduler.admissionWebhook.enabled }}
 {{- if and (.Values.scheduler.patch.enabled) (not .Values.scheduler.certManager.enabled) }}
 apiVersion: v1
 kind: ServiceAccount
diff --git a/charts/hami/templates/scheduler/role.yaml b/charts/hami/templates/scheduler/role.yaml
index 6e68196795..90987a4ff7 100644
--- a/charts/hami/templates/scheduler/role.yaml
+++ b/charts/hami/templates/scheduler/role.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: Role
 metadata:
@@ -10,5 +9,4 @@ metadata:
 rules:
   - apiGroups: ["coordination.k8s.io"]
     resources: ["leases"]
-    verbs: ["create", "list", "watch", "get", "update", "patch"]
-{{- end }}
\ No newline at end of file
+    verbs: ["create", "list", "watch", "get", "update", "patch"]
\ No newline at end of file
diff --git a/charts/hami/templates/scheduler/rolebinding.yaml b/charts/hami/templates/scheduler/rolebinding.yaml
index 934f822352..96e175a18a 100644
--- a/charts/hami/templates/scheduler/rolebinding.yaml
+++ b/charts/hami/templates/scheduler/rolebinding.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
 metadata:
@@ -30,4 +29,3 @@ subjects:
     name: {{ include "hami-vgpu.mock-device-plugin" . }}
     namespace: {{ include "hami-vgpu.namespace" . }}
 {{- end -}}
-{{- end }}
diff --git a/charts/hami/templates/scheduler/service.yaml b/charts/hami/templates/scheduler/service.yaml
index 6d26cea313..0cf62bda32 100644
--- a/charts/hami/templates/scheduler/service.yaml
+++ b/charts/hami/templates/scheduler/service.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled }}
 apiVersion: v1
 kind: Service
 metadata:
@@ -34,4 +33,3 @@ spec:
     app.kubernetes.io/component: hami-scheduler
     hami.io/scheduler-role: leader
     {{- include "hami-vgpu.selectorLabels" . | nindent 4 }}
-{{- end }}
diff --git a/charts/hami/templates/scheduler/serviceaccount.yaml b/charts/hami/templates/scheduler/serviceaccount.yaml
index 929bf59ab5..0435c00395 100644
--- a/charts/hami/templates/scheduler/serviceaccount.yaml
+++ b/charts/hami/templates/scheduler/serviceaccount.yaml
@@ -1,4 +1,3 @@
-{{- if not .Values.dra.enabled -}}
 apiVersion: v1
 kind: ServiceAccount
 metadata:
@@ -15,4 +14,3 @@ metadata:
   name: {{ include "hami-vgpu.mock-device-plugin" . }}
   namespace: {{ include "hami-vgpu.namespace" . }}
 {{- end -}}
-{{- end }}
diff --git a/charts/hami/templates/scheduler/webhook.yaml b/charts/hami/templates/scheduler/webhook.yaml
index 98ab05b226..d46a109cfd 100644
--- a/charts/hami/templates/scheduler/webhook.yaml
+++ b/charts/hami/templates/scheduler/webhook.yaml
@@ -1,4 +1,4 @@
-{{- if and .Values.scheduler.admissionWebhook.enabled (not .Values.dra.enabled) -}}
+{{- if .Values.scheduler.admissionWebhook.enabled -}}
 apiVersion: admissionregistration.k8s.io/v1
 kind: MutatingWebhookConfiguration
 metadata:
diff --git a/charts/hami/values.yaml b/charts/hami/values.yaml
index 2e33c2c880..98d763dc07 100644
--- a/charts/hami/values.yaml
+++ b/charts/hami/values.yaml
@@ -442,24 +442,6 @@ mockDevicePlugin:
     ##   - myRegistryKeySecretName
     ##
     pullSecrets: []
-# If this option is enabled, the DRA will be installed and the scheduler extender will not be installed.
-dra:
-  enabled: false
-
-# Configuration for the hami-dra subchart, which includes DRA drivers.
-# This is part of config for DRA, please refer to the DRA documentation for more details.
-hami-dra:
-  monitor:
-    enabled: true
-  drivers:
-    nvidia:
-      enabled: true
-      # If you are using gpu driver on host, you need to set this to false
-      containerDriver: true
-      image:
-        repository: ghcr.io/project-hami/k8s-dra-driver
-        tag: "main"
-
 devices:
   amd:
     customresources: