diff --git a/portal-ui/src/components/VideoComposeCard.vue b/portal-ui/src/components/VideoComposeCard.vue
index 9d8245e..66105db 100644
--- a/portal-ui/src/components/VideoComposeCard.vue
+++ b/portal-ui/src/components/VideoComposeCard.vue
@@ -58,7 +58,15 @@
 					</div>
 				</div>
 				<div class="vg-asset-controls">
-					<input v-model.trim="assetGroupId" class="vg-asset-group-input" placeholder="请输入 GroupId" />
+					<select v-model="assetGroupId" class="vg-asset-group-input">
+						<option value="">请选择素材组</option>
+						<option v-for="g in assetGroups" :key="g.Id || g.id" :value="g.Id || g.id">
+							{{ g.Name || g.name || g.Id || g.id }}
+						</option>
+					</select>
+					<mf-button class="vg-compose-left-upload" size="small" @click="loadAssetGroups" :loading="groupLoading">
+						刷新分组
+					</mf-button>
 					<mf-button class="vg-compose-left-upload" size="small" @click="loadAssetsByGroup" :loading="assetLoading">
 						查询资产
 					</mf-button>
@@ -66,6 +74,12 @@
 						上传资产
 					</mf-button>
 				</div>
+				<div class="vg-asset-controls">
+					<input v-model.trim="newGroupName" class="vg-asset-group-input" placeholder="输入新素材组名称" />
+					<mf-button class="vg-compose-left-upload" size="small" type="primary" @click="createAssetGroup" :loading="groupLoading">
+						新建素材组
+					</mf-button>
+				</div>
 
 				<div v-if="mediaList.length === 0" class="vg-compose-empty" @click="openFilePicker">
 					<div class="vg-compose-empty-icon" aria-hidden="true">+</div>
@@ -207,6 +221,9 @@ const mentionVisible = ref(false)
 const mentionActiveIndex = ref(-1)
 const assetGroupId = ref('')
 const assetLoading = ref(false)
+const groupLoading = ref(false)
+const assetGroups = ref([])
+const newGroupName = ref('')
 
 watch(
 	() => props.modelValue,
@@ -244,6 +261,9 @@ onMounted(() => {
 	if (editorRef.value && localPrompt.value) {
 		editorRef.value.innerText = localPrompt.value
 	}
+	if (isReference.value) {
+		loadAssetGroups()
+	}
 })
 
 const mediaList = computed(() => internalMediaList.value)
@@ -368,6 +388,62 @@ const mergeAssetsToMediaList = (assets) => {
 	setMediaList(next.slice(0, props.maxMediaCount))
 }
 
+const loadAssetGroups = async () => {
+	if (!proxy?.$axios) return
+	groupLoading.value = true
+	try {
+		const res = await proxy.$axios({
+			url: 'api/byteAssetGroup/listAssetGroups',
+			method: 'POST',
+			data: {
+				Filter: { GroupType: 'AIGC' },
+				PageNumber: 1,
+				PageSize: 100,
+				SortBy: 'CreateTime',
+				SortOrder: 'Desc'
+			}
+		})
+		const rows = Array.isArray(res?.data?.Items) ? res.data.Items : []
+		assetGroups.value = rows
+		if (!assetGroupId.value && rows.length) {
+			assetGroupId.value = rows[0]?.Id || rows[0]?.id || ''
+		}
+	} catch (err) {
+		Message.error(err?.message || '加载素材组失败')
+	} finally {
+		groupLoading.value = false
+	}
+}
+
+const createAssetGroup = async () => {
+	const name = String(newGroupName.value || '').trim()
+	if (!name) {
+		Message.warning('请输入素材组名称')
+		return
+	}
+	if (!proxy?.$axios) return
+	groupLoading.value = true
+	try {
+		const res = await proxy.$axios({
+			url: 'api/byteAssetGroup/createAssetGroup',
+			method: 'POST',
+			data: {
+				Name: name,
+				ProjectName: 'default'
+			}
+		})
+		const gid = res?.data?.Id || res?.data?.id || ''
+		newGroupName.value = ''
+		await loadAssetGroups()
+		if (gid) assetGroupId.value = gid
+		Message.success('素材组创建成功')
+	} catch (err) {
+		Message.error(err?.message || '创建素材组失败')
+	} finally {
+		groupLoading.value = false
+	}
+}
+
 const loadAssetsByGroup = async () => {
 	const gid = String(assetGroupId.value || '').trim()
 	if (!gid) {
@@ -381,7 +457,7 @@ const loadAssetsByGroup = async () => {
 	assetLoading.value = true
 	try {
 		const res = await proxy.$axios({
-			url: 'api/portal/asset/listAssets',
+			url: 'api/byteAsset/listAssets',
 			method: 'POST',
 			data: {
 				Filter: {
@@ -509,15 +585,15 @@ const loadAssetsByGroup = async () => {
 				const mt = entry.mediaType || 'image'
 				const assetType =
 					mt === 'video' ? 'Video' : mt === 'audio' ? 'Audio' : 'Image'
+				const fd = new FormData()
+				fd.append('file', entry._fileRef)
+				fd.append('groupId', gid)
+				fd.append('assetType', assetType)
+				fd.append('name', entry?.name || '')
 				const createRes = await proxy.$axios({
-					url: 'api/portal/asset/createAsset',
+					url: 'api/byteAsset/createAsset',
 					method: 'POST',
-					data: {
-						GroupId: gid,
-						URL: url,
-						Name: entry?.name || '',
-						AssetType: assetType
-					}
+					data: fd
 				})
 				assetId = createRes?.data?.Id || createRes?.data?.id || ''
 				if (!assetId) throw new Error(createRes?.msg || '创建素材失败：未返回资产ID')
diff --git a/portal-ui/src/views/AssetGroupManage.vue b/portal-ui/src/views/AssetGroupManage.vue
index ee36d31..326878f 100644
--- a/portal-ui/src/views/AssetGroupManage.vue
+++ b/portal-ui/src/views/AssetGroupManage.vue
@@ -176,12 +176,13 @@ export default {
 			this.createLoading = true
 			try {
 				const res = await this.$axios({
-					url: 'api/portal/asset/post',
+					url: 'api/byteAssetGroup/createAssetGroup',
 					method: 'POST',
 					data: {
 						Name: name,
 						Description: String(this.createForm.description || '').trim(),
-						GroupType: 'AIGC'
+						GroupType: 'AIGC',
+						ProjectName: 'default'
 					}
 				})
 				if (res.code === 200) {
@@ -217,7 +218,7 @@ export default {
 				if (ids.length) payload.Filter.GroupIds = ids
 
 				const res = await this.$axios({
-					url: 'api/portal/asset/list',
+					url: 'api/byteAssetGroup/listAssetGroups',
 					method: 'POST',
 					data: payload
 				})
@@ -255,7 +256,7 @@ export default {
 			this.detailLoadingId = id
 			try {
 				const res = await this.$axios({
-					url: 'api/portal/asset/get',
+					url: 'api/byteAssetGroup/getAssetGroup',
 					method: 'POST',
 					data: { Id: id }
 				})
diff --git a/portal-ui/src/views/AssetManage.vue b/portal-ui/src/views/AssetManage.vue
index 988eecc..bc19266 100644
--- a/portal-ui/src/views/AssetManage.vue
+++ b/portal-ui/src/views/AssetManage.vue
@@ -3,6 +3,16 @@
 		<section class="asset-left">
 			<div class="panel-title">素材组树</div>
 			<a-button size="mini" type="outline" :loading="groupLoading" @click="loadGroups">刷新分组</a-button>
+			<div class="form-grid mtop">
+				<div class="field">
+					<label>素材组名称</label>
+					<a-input v-model="groupForm.name" placeholder="输入分组名称" />
+				</div>
+				<div class="field actions">
+					<a-button type="primary" size="mini" @click="createGroup">新建分组</a-button>
+					<a-button size="mini" @click="updateGroup" :disabled="!groupForm.id">更新分组</a-button>
+				</div>
+			</div>
 			<div class="group-tree">
 				<div
 					v-for="g in groups"
@@ -27,8 +37,9 @@
 					<a-input v-model="createForm.groupId" placeholder="请选择左侧分组或手动输入" />
 				</div>
 				<div class="field">
-					<label>URL</label>
-					<a-input v-model="createForm.url" placeholder="素材公网 URL（http/https）" />
+					<label>文件</label>
+					<input type="file" @change="onFileChange" />
+					<div class="group-id">{{ createForm.fileName || '未选择文件' }}</div>
 				</div>
 				<div class="field">
 					<label>Name</label>
@@ -143,11 +154,14 @@
 </template>
 
 <script>
-const GROUP_LIST_API = 'api/portal/asset/list'
-const ASSET_CREATE_API = 'api/portal/asset/createAsset'
-const ASSET_LIST_API = 'api/portal/asset/listAssets'
-const ASSET_GET_API = 'api/portal/asset/getAsset'
-const ASSET_DELETE_API = 'api/portal/asset/deleteAsset'
+const GROUP_LIST_API = 'api/byteAssetGroup/listAssetGroups'
+const GROUP_CREATE_API = 'api/byteAssetGroup/createAssetGroup'
+const GROUP_GET_API = 'api/byteAssetGroup/getAssetGroup'
+const GROUP_UPDATE_API = 'api/byteAssetGroup/updateAssetGroup'
+const ASSET_CREATE_API = 'api/byteAsset/createAsset'
+const ASSET_LIST_API = 'api/byteAsset/listAssets'
+const ASSET_GET_API = 'api/byteAsset/getAsset'
+const ASSET_DELETE_API = 'api/byteAsset/deleteAsset'
 
 export default {
 	name: 'AssetManage',
@@ -160,10 +174,15 @@ export default {
 			selectedGroupId: '',
 			createForm: {
 				groupId: '',
-				url: '',
+				file: null,
+				fileName: '',
 				name: '',
 				assetType: 'Image'
 			},
+			groupForm: {
+				name: '',
+				id: ''
+			},
 			filters: {
 				groupId: '',
 				name: '',
@@ -206,6 +225,8 @@ export default {
 				if (!this.selectedGroupId && this.groups.length) {
 					const gid = this.groups[0].Id || this.groups[0].id
 					this.selectedGroupId = gid
+					this.groupForm.id = gid
+					this.groupForm.name = this.groups[0].Name || this.groups[0].name || ''
 					this.createForm.groupId = gid
 					this.filters.groupId = gid
 					this.searchAssets(1)
@@ -219,30 +240,89 @@ export default {
 		selectGroup(g) {
 			const gid = g?.Id || g?.id
 			this.selectedGroupId = gid
+			this.groupForm.id = gid
+			this.groupForm.name = g?.Name || g?.name || ''
 			this.createForm.groupId = gid
 			this.filters.groupId = gid
 			this.searchAssets(1)
 		},
+		async createGroup() {
+			const name = String(this.groupForm.name || '').trim()
+			if (!name) return this.$message.error('请输入素材组名称')
+			try {
+				const res = await this.$axios({
+					url: GROUP_CREATE_API,
+					method: 'POST',
+					data: { Name: name, ProjectName: 'default' }
+				})
+				if (res.code === 200) {
+					this.$message.success('创建素材组成功')
+					await this.loadGroups()
+				} else {
+					this.$message.error(res.msg || '创建素材组失败')
+				}
+			} catch (e) {
+				this.$message.error(e?.message || '创建素材组失败')
+			}
+		},
+		async updateGroup() {
+			const id = String(this.groupForm.id || '').trim()
+			const name = String(this.groupForm.name || '').trim()
+			if (!id) return this.$message.error('请先选择素材组')
+			if (!name) return this.$message.error('请输入素材组名称')
+			try {
+				const detailRes = await this.$axios({
+					url: GROUP_GET_API,
+					method: 'POST',
+					data: { Id: id }
+				})
+				const detail = detailRes?.data || {}
+				const payload = {
+					Id: id,
+					Name: name,
+					GroupType: detail.GroupType || detail.groupType || 'AIGC',
+					ProjectName: detail.ProjectName || detail.projectName || 'default'
+				}
+				const res = await this.$axios({
+					url: GROUP_UPDATE_API,
+					method: 'POST',
+					data: payload
+				})
+				if (res.code === 200) {
+					this.$message.success('更新素材组成功')
+					await this.loadGroups()
+				} else {
+					this.$message.error(res.msg || '更新素材组失败')
+				}
+			} catch (e) {
+				this.$message.error(e?.message || '更新素材组失败')
+			}
+		},
+		onFileChange(e) {
+			const file = e?.target?.files?.[0]
+			this.createForm.file = file || null
+			this.createForm.fileName = file?.name || ''
+		},
 		async createAsset() {
 			const groupId = String(this.createForm.groupId || '').trim()
-			const url = String(this.createForm.url || '').trim()
 			if (!groupId) return this.$message.error('请填写 GroupId')
-			if (!/^https?:\/\//i.test(url)) return this.$message.error('URL 必须是 http(s) 地址')
+			if (!this.createForm.file) return this.$message.error('请选择上传文件')
 			this.createLoading = true
 			try {
+				const fd = new FormData()
+				fd.append('file', this.createForm.file)
+				fd.append('groupId', groupId)
+				fd.append('assetType', this.createForm.assetType)
+				fd.append('name', String(this.createForm.name || '').trim())
 				const res = await this.$axios({
 					url: ASSET_CREATE_API,
 					method: 'POST',
-					data: {
-						GroupId: groupId,
-						URL: url,
-						Name: String(this.createForm.name || '').trim(),
-						AssetType: this.createForm.assetType
-					}
+					data: fd
 				})
 				if (res.code === 200) {
 					this.$message.success('新增素材成功')
-					this.createForm.url = ''
+					this.createForm.file = null
+					this.createForm.fileName = ''
 					this.createForm.name = ''
 					this.searchAssets(1)
 				} else {
diff --git a/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java b/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java
index 3895f19..3ae4b5f 100644
--- a/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java
+++ b/web-api/ruoyi-admin/src/main/java/com/ruoyi/api/ByteApiController.java
@@ -44,8 +44,6 @@ public class ByteApiController extends BaseController {
     private String url;
 
     // 火山引擎配置
-    @Value("${volcengine.ark.apiKey}")
-    private String volcApiKey;
     @Value("${volcengine.ark.baseUrl}")
     private String volcBaseUrl;
     @Value("${volcengine.ark.callbackUrl}")
diff --git a/web-api/ruoyi-admin/src/main/resources/application.yml b/web-api/ruoyi-admin/src/main/resources/application.yml
index 5ca772c..d8a2779 100644
--- a/web-api/ruoyi-admin/src/main/resources/application.yml
+++ b/web-api/ruoyi-admin/src/main/resources/application.yml
@@ -224,16 +224,16 @@ tencentCos:
 #   domain: https://images.iqyjsnwv.com/
 
 byteapi:
-  url: https://ark.ap-southeast.bytepluses.com/api/v3
-  apiKey: 3e33e034-7e25-4228-8864-b51b2a7a8f97
-  callBackUrl: https://undressing.top
+  url: 
+  apiKey:
+  callBackUrl: 
 
 # 火山引擎 Ark API (Seedance 2.0)
 volcengine:
   ark:
-    baseUrl: https://ark.cn-beijing.volces.com
-    apiKey: 3e33e034-7e25-4228-8864-b51b2a7a8f97
-    callbackUrl: https://undressing.top/api/ai/volcCallback
+    baseUrl: 
+    apiKey:
+    callbackUrl: 
 
 # 门户视频生成页：模型 / 比例 / 时长 / 分辨率均由此处维护，前后端不写死业务枚举
 portal:
diff --git a/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/ByteService.java b/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/ByteService.java
index 120f9eb..4c7ff4e 100644
--- a/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/ByteService.java
+++ b/web-api/ruoyi-system/src/main/java/com/ruoyi/ai/service/impl/ByteService.java
@@ -5,12 +5,15 @@ import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.ruoyi.ai.domain.ByteBodyReq;
 import com.ruoyi.ai.domain.ByteBodyRes;
+import com.ruoyi.ai.service.IByteDeptApiKeyService;
 import com.ruoyi.ai.service.IByteService;
 import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.utils.SecurityUtils;
 import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.http.OkHttpUtils;
 import okhttp3.HttpUrl;
 import okhttp3.*;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
@@ -29,15 +32,12 @@ public class ByteService implements IByteService {
     @Value("${byteapi.url}")
     private String API_URL;
 
-    @Value("${byteapi.apiKey}")
-    private String apiKey;
-
     // 火山引擎配置
     @Value("${volcengine.ark.baseUrl:https://ark.cn-beijing.volces.com}")
     private String volcBaseUrl;
 
-    @Value("${volcengine.ark.apiKey}")
-    private String volcApiKey;
+    @Autowired
+    private IByteDeptApiKeyService byteDeptApiKeyService;
 
     @Override
     public ByteBodyRes promptToImg(ByteBodyReq req) throws Exception {
@@ -59,7 +59,7 @@ public class ByteService implements IByteService {
         Request request = new Request.Builder()
                 .url(API_URL + "/images/generations")
                 .header("Content-Type", "application/json")
-                .header("Authorization", "Bearer " + apiKey)
+                .header("Authorization", "Bearer " + resolveCurrentAiUserApiKey())
 //                    .proxy(new Proxy(Proxy.Type.HTTP, new InetSocketAddress("192.168.1.1", 8080)))
                 .post(RequestBody.create(
                         MediaType.parse("application/json"),
@@ -84,7 +84,7 @@ public class ByteService implements IByteService {
 
     @Override
     public ByteBodyRes imgToVideo(ByteBodyReq req) throws Exception {
-        return imgToVideo(req, volcApiKey);
+        return imgToVideo(req, resolveCurrentAiUserApiKey());
     }
 
     @Override
@@ -125,7 +125,7 @@ public class ByteService implements IByteService {
 
     @Override
     public ByteBodyRes uploadVideo(String id) throws Exception {
-        return uploadVideo(id, volcApiKey);
+        return uploadVideo(id, resolveCurrentAiUserApiKey());
     }
 
     @Override
@@ -161,7 +161,7 @@ public class ByteService implements IByteService {
 
     @Override
     public AjaxResult cancelVideoTask(String id) throws Exception {
-        return cancelVideoTask(id, volcApiKey);
+        return cancelVideoTask(id, resolveCurrentAiUserApiKey());
     }
 
     @Override
@@ -228,4 +228,8 @@ public class ByteService implements IByteService {
         }
         return body;
     }
+
+    private String resolveCurrentAiUserApiKey() {
+        return byteDeptApiKeyService.resolveVolcApiKey(SecurityUtils.getAiUserId());
+    }
 }