diff --git a/biliarchiver/_biliarchiver_upload_bvid.py b/biliarchiver/_biliarchiver_upload_bvid.py
index d952d2a..0010151 100644
--- a/biliarchiver/_biliarchiver_upload_bvid.py
+++ b/biliarchiver/_biliarchiver_upload_bvid.py
@@ -13,12 +13,12 @@ from biliarchiver.config import BILIBILI_IDENTIFIER_PERFIX, config
 from biliarchiver.utils.dirLock import UploadLock, AlreadyRunningError
 from biliarchiver.version import BILI_ARCHIVER_VERSION
 
-def upload_bvid(bvid: str, *, update_existing: bool = False):
+def upload_bvid(bvid: str, *, update_existing: bool = False, collection: str):
     try:
         lock_dir = config.storage_home_dir / '.locks' / bvid
         os.makedirs(lock_dir, exist_ok=True)
         with UploadLock(lock_dir): # type: ignore
-            _upload_bvid(bvid, update_existing=update_existing)
+            _upload_bvid(bvid, update_existing=update_existing, collection=collection)
     except AlreadyRunningError:
         print(f'已经有一个上传 {bvid} 的进程在运行，跳过')
     except VideosBasePathNotFoundError:
@@ -27,7 +27,7 @@ def upload_bvid(bvid: str, *, update_existing: bool = False):
         print(f'上传 {bvid} 时出错：')
         raise e
 
-def _upload_bvid(bvid: str, *, update_existing: bool = False):
+def _upload_bvid(bvid: str, *, update_existing: bool = False, collection: str):
     access_key, secret_key = read_ia_keys(config.ia_key_file)
 
     # identifier format: BiliBili-{bvid}_p{pid}-{upper_part} 
@@ -134,7 +134,7 @@ def _upload_bvid(bvid: str, *, update_existing: bool = False):
 
         md = {
             "mediatype": "movies",
-            "collection": 'opensource_movies',
+            "collection": collection,
             "title": bv_info['data']['View']['title'] + f' P{pid} ' + p_part ,
             "description": remote_identifier + ' uploading...',
             'creator': creators if len(creators) > 1 else owner_creator, # type: list[str] | str
diff --git a/biliarchiver/cli_tools/bili_upload.py b/biliarchiver/cli_tools/bili_upload.py
index 553e107..900676b 100644
--- a/biliarchiver/cli_tools/bili_upload.py
+++ b/biliarchiver/cli_tools/bili_upload.py
@@ -6,27 +6,40 @@ from pathlib import Path
 from biliarchiver._biliarchiver_upload_bvid import upload_bvid
 from biliarchiver.config import config
 
+DEFAULT_COLLECTION =  "opensource_movies"
+"""
+开放 collection ，任何人均可上传。
+通过 biliarchiver 上传的 item 会在24小时内被自动转移到 bilibili_videos collection
+"""
+BILIBILI_VIDEOS_COLLECTION = "bilibili_videos"
+""" 由 arkiver 管理。bilibili_videos 属于 social-media-video 的子集 """
+BILIBILI_VIDEOS_SUB_1_COLLECTION = "bilibili_videos_sub_1"
+""" 由 yzqzss 管理。属于 bilibili_videos 的子集 """
+
+
 @dataclass
 class Args:
     bvids: str
     by_storage_home_dir: bool
     update_existing: bool
+    collection: str
 
 
 def parse_args():
     parser = argparse.ArgumentParser()
-    bvids_file_group = parser.add_argument_group()
-    bvids_file_group.title = 'bvids'
-    bvids_file_group.add_argument('--bvids', type=str, dest='bvids',
+    source_group = parser.add_argument_group()
+    source_group.title = '视频来源'
+    source_group.description = "$storage_home_dir 由 config.json 定义"
+    source_group.add_argument('--bvids', type=str, dest='bvids',
         help='bvids 列表的文件路径')
-    storage_home_dir_group = parser.add_argument_group()
-    storage_home_dir_group.title = 'storage_home_dir'
-    storage_home_dir_group.add_argument('--by-storage_home_dir', action='store_true', dest='by_storage_home_dir',
-        help='从 config.json 中读取 storage_home_dir，然后上传 storage_home_dir/videos 下的所有视频')
-    update_existing_group = parser.add_argument_group()
-    update_existing_group.title = 'update_existing'
-    update_existing_group.add_argument('--update_existing', action='store_true', dest='update_existing',
-        help='更新已存在的 item')
+    source_group.add_argument('--by-storage_home_dir', action='store_true', dest='by_storage_home_dir',
+        help="使用 $storage_home_dir/videos 目录下的所有视频 ")
+    parser.add_argument('--update_existing', action='store_true', dest='update_existing',
+        help='更新 IA 上已存在的 item')
+    parser.add_argument("--collection", default=DEFAULT_COLLECTION, dest='collection',
+                        choices=[DEFAULT_COLLECTION, BILIBILI_VIDEOS_COLLECTION, BILIBILI_VIDEOS_SUB_1_COLLECTION],
+                        help=f"Collection to upload to. (非默认值仅限 collection 管理员使用) [default: {DEFAULT_COLLECTION}]"
+                        )
 
     args = Args(**vars(parser.parse_args()))
 
@@ -40,14 +53,14 @@ def main():
             if '-' in bvid_with_upper_part:
                 bvid = bvid_with_upper_part.split('-')[0]
 
-            upload_bvid(bvid, update_existing=args.update_existing)
+            upload_bvid(bvid, update_existing=args.update_existing, collection=args.collection)
     
-    if args.bvids:
+    elif args.bvids:
         with open(args.bvids, 'r', encoding='utf-8') as f:
             bvids_from_file = f.read().splitlines()
         for bvid in bvids_from_file:
 
-            upload_bvid(bvid, update_existing=args.update_existing)
+            upload_bvid(bvid, update_existing=args.update_existing, collection=args.collection)
 
 if __name__ == '__main__':
     main()
\ No newline at end of file