diff --git a/src/views/assets/asset/component/editAsset.vue b/src/views/assets/asset/component/editAsset.vue
index edf7cc4..1a8487f 100644
--- a/src/views/assets/asset/component/editAsset.vue
+++ b/src/views/assets/asset/component/editAsset.vue
@@ -665,7 +665,7 @@ const rules: FormRules = {
 	type: [{ required: true, message: '请选择资产类型', trigger: 'change' }],
 	categoryId: [{ required: true, message: '请选择资产分类', trigger: 'change' }],
 	offlineTime: [{ validator: validateOfflineTime, trigger: 'change' }],
-	mainImage: [{ required: false, message: '请上传主图', trigger: 'change' }],
+	mainImage: [{ required: true, message: '请上传主图', trigger: 'change' }],
 	'serviceAssetConfig.serviceAssetArrivalConfig.booking.minAdvance': [{ required: true, message: '请输入最小提前时间', trigger: 'blur' }],
 	'serviceAssetConfig.serviceAssetArrivalConfig.booking.minDuration': [{ required: true, message: '请输入最小时长', trigger: 'blur' }],
 	'serviceAssetConfig.serviceAssetArrivalConfig.booking.cancelWindow': [{ required: true, message: '请输入取消提前时间', trigger: 'blur' }],
@@ -1091,23 +1091,25 @@ const buildRequestBody = async (): Promise<any> => {
 
 	// 主图 (已在上传时直接赋值给 ruleForm.mainImage)
 	if (ruleForm.mainImage) {
-		body.fileURL = ruleForm.mainImage;
+		body.imageURL = ruleForm.mainImage;
 	}
 
 	// 图片列表
 	const imageUrls: string[] = [];
 	for (const file of imageFileList.value) {
-		if (file.response) {
-			// 新上传的图片使用原始 URL
-			imageUrls.push(file.response as string);
-		} else if (file.url && !file.url.startsWith('blob:')) {
-			// 已有图片保留原 URL
-			imageUrls.push(file.url);
+		let url = (file.response as string) || '';
+		if (!url && file.url && !file.url.startsWith('blob:')) {
+			url = file.url;
+		}
+		if (url) {
+			// 移除前缀，确保提交相对路径
+			if (fileAddressPrefix.value && url.startsWith(fileAddressPrefix.value)) {
+				url = url.substring(fileAddressPrefix.value.length);
+			}
+			imageUrls.push(url);
 		}
 	}
-	if (imageUrls.length > 0) {
-		body.images = imageUrls;
-	}
+	body.images = imageUrls;
 
 	// 根据类型添加配置
 	if (ruleForm.type === 'physical') {