diff --git a/components/SlideCreateCourseGreen.vue b/components/SlideCreateCourseGreen.vue
index 70511e8..f1e8a2f 100644
--- a/components/SlideCreateCourseGreen.vue
+++ b/components/SlideCreateCourseGreen.vue
@@ -18,6 +18,7 @@ const createCourseSchema = object({
   title: string().trim().min(4, '标题必须大于4个字符').max(20, '标题不能超过20个字符').required('请输入视频标题'),
   content: string().trim().min(4, '内容必须大于4个字符').max(1000, '内容不能超过1000个字符').required('请输入驱动文本内容'),
   digital_human_id: number().not([0], '请选择数字人'),
+  source_type: number().default(0).required(),
   speed: number().default(1.0).min(0.5).max(1.5).required(),
 })
 
@@ -27,6 +28,7 @@ const createCourseState = reactive({
   title: undefined,
   content: undefined,
   digital_human_id: 0,
+  source_type: 0,
   speed: 1.0,
 })
 
@@ -34,7 +36,9 @@ const selected_digital_human = ref<DigitalHumanItem | null>(null)
 
 watchEffect(() => {
   if (selected_digital_human.value) {
-    createCourseState.digital_human_id = selected_digital_human.value.model_id || selected_digital_human.value.id!
+    // 2025.02.26 使用内部数字人 ID
+    createCourseState.digital_human_id = selected_digital_human.value.digital_human_id!
+    createCourseState.source_type = selected_digital_human.value.type!
   }
 })
 
@@ -48,6 +52,7 @@ const onCreateCourseGreenSubmit = async (event: FormSubmitEvent<CreateCourseSche
     digital_human_id: event.data.digital_human_id,
     speed: 2 - event.data.speed,
     device_id: 'XSHAssistant Web',
+    source_type: event.data.source_type as 1 | 2 | undefined,
   }).then(res => {
     if (!!res.data.task_id) {
       toast.add({
diff --git a/composables/useFileGo.ts b/composables/useFileGo.ts
index 19cbbea..67dc3ed 100644
--- a/composables/useFileGo.ts
+++ b/composables/useFileGo.ts
@@ -1,38 +1,50 @@
-import { useFetchWrapped } from '~/composables/useFetchWrapped'
+import { useFetchWrapped } from './useFetchWrapped'
+import { useLoginState } from './useLoginState'
 
-const putOSS = (file: File, signed_url: string) => new Promise<void>((resolve, reject) => {
-  let xhr = new XMLHttpRequest()
-  xhr.open('PUT', signed_url as string)
-  xhr.setRequestHeader('Content-Type', '')
-  xhr.onload = () => {
-    if (xhr.status === 200) {
-      resolve()
-    } else {
-      reject()
-    }
-  }
-  xhr.onerror = reject
-  xhr.send(file)
-})
-
-export const useFileGo = (file: File) => new Promise<string>((resolve, reject) => {
-  useFetchWrapped<req.file.Upload & AuthedRequest, BaseResponse<string>>('App.Tools_Upload.UploadOssMaterial', {
-    token: useLoginState().token!,
-    user_id: useLoginState().user.id,
-    file_name: file.name,
-    file_type: file.type,
-    file_size: file.size,
-  }).then(async res => {
-    if (res.data !== '') {
-      try {
-        await putOSS(file, res.data)
-        let url = res.data.split('?')[0]
-        resolve(url)
-      } catch (err) {
-        reject(err)
+const putOSS = (file: File, signed_url: string) =>
+  new Promise<void>((resolve, reject) => {
+    let xhr = new XMLHttpRequest()
+    xhr.open('PUT', signed_url as string)
+    xhr.setRequestHeader('Content-Type', '')
+    xhr.onload = () => {
+      if (xhr.status === 200) {
+        resolve()
+      } else {
+        reject()
       }
     }
-  }).catch(err => {
-    reject(err)
+    xhr.onerror = reject
+    xhr.send(file)
+  })
+
+export const useFileGo = (
+  file: File,
+  type: 'material' | 'ppt' | 'subtitles' | 'preview' | 'tmp'
+) =>
+  new Promise<string>((resolve, reject) => {
+    useFetchWrapped<req.file.Upload & AuthedRequest, BaseResponse<string>>(
+      'App.Tools_Upload.DirectUpload',
+      {
+        token: useLoginState().token!,
+        user_id: useLoginState().user.id,
+        file_name: file.name,
+        file_type: type,
+        file_size: file.size,
+        file_mime: file.type,
+      }
+    )
+      .then(async (res) => {
+        if (res.data !== '') {
+          try {
+            await putOSS(file, res.data)
+            let url = res.data.split('?')[0]
+            resolve(url)
+          } catch (err) {
+            reject(err)
+          }
+        }
+      })
+      .catch((err) => {
+        reject(err)
+      })
   })
-})
\ No newline at end of file
diff --git a/pages/generation/avatar-models.vue b/pages/generation/avatar-models.vue
index 3b3ebe6..12f4f7a 100644
--- a/pages/generation/avatar-models.vue
+++ b/pages/generation/avatar-models.vue
@@ -127,7 +127,7 @@ const createAvatarState = reactive({
   description: '',
   model_id: undefined,
   avatar: '',
-  type: 0,
+  type: 2,
 })
 
 const createAvatarSchema = object({
@@ -424,10 +424,9 @@ const onAvatarUpload = async (files: FileList) => {
           >
             <USelect
               v-model="createAvatarState.type"
-              disabled
               :options="[
-                { label: '系统', value: 0 },
-                { label: '用户', value: 1 },
+                { label: '内部', value: 2 },
+                { label: '上游(万木)', value: 1 },
               ]"
             />
           </UFormGroup>
diff --git a/typings/types.d.ts b/typings/types.d.ts
index 8597c65..5cf1185 100644
--- a/typings/types.d.ts
+++ b/typings/types.d.ts
@@ -58,16 +58,33 @@ interface ServiceBalance {
   request_type: ServiceTag
 }
 
+/**
+ * Represents an item related to a digital human.
+ *
+ * @interface DigitalHumanItem
+ *
+ * @property {number} user_id - The ID of the user associated with the digital human.
+ * @property {number} create_time - The timestamp when the digital human item was created.
+ * @property {number} [id] - Internal model ID
+ * @property {number} model_id - 上Upstream model ID
+ * @property {string} avatar - The URL or path to the avatar image of the digital human.
+ * @property {number} type - 1: upstream, 2: internal
+ * @property {string} name - The name of the digital human.
+ * @property {string} description - A brief description of the digital human.
+ * @property {number} [digital_human_id] - The ID of the digital human.
+ */
 interface DigitalHumanItem {
   user_id: number
   create_time: number
+  // Local ID
+  id?: number
+  // Upstream model ID
   model_id: number
   avatar: string
-  type: number
+  type?: 1 | 2
   name: string
   description: string
-  id?: number
-  digital_human_id: number
+  digital_human_id?: number
 }
 
 interface GBVideoItem {
@@ -164,8 +181,9 @@ namespace req {
   namespace file {
     interface Upload {
       file_name: string
-      file_type: string
+      file_type: 'material' | 'ppt' | 'subtitles' | 'preview' | 'tmp'
       file_size: number
+      file_mime: string
     }
   }
 
@@ -231,6 +249,8 @@ namespace req {
       content: string
       bg_img?: string
       speed?: number
+      // 1: upstream 2: internal
+      source_type?: 1 | 2
     }
 
     interface GBVideoDelete {