diff --git a/nonebot_plugin_acgnshow/__init__.py b/nonebot_plugin_acgnshow/__init__.py
index de87ee0..5adf2ec 100644
--- a/nonebot_plugin_acgnshow/__init__.py
+++ b/nonebot_plugin_acgnshow/__init__.py
@@ -4,14 +4,28 @@ require("nonebot_plugin_alconna")
 from .acgnshower import *
 from nonebot import get_driver
 from .config import ConfigModel
+usage = """命令格式：
+展览 <地区> [页码]
+或
+<地区>展览 [页码]
+其中地区为省级行政区或地级行政区（不包含后缀）
+（如北京，福建，平顶山，绍兴，香港...，或海外/全国）
+
+示例：
+展览 福建 2
+福建展览 2
+全国展览
+海外展览"""
 __author__ = "Asankilp"
 __plugin_meta__ = PluginMetadata(
     name="漫展/展览查询",
     description="从哔哩哔哩会员购获取简易展览数据",
-    usage="application",
+    usage=usage,
+    type="application",
     config=ConfigModel,
     homepage="https://github.com/LiteyukiStudio/nonebot-plugin-acgnshow",
-    supported_adapters=inherit_supported_adapters("nonebot_plugin_alconna")
+    supported_adapters=inherit_supported_adapters("nonebot_plugin_alconna"),
+    extra={"License":"MIT","Author":"Asankilp"}
 )
 driver = get_driver()
 
diff --git a/nonebot_plugin_acgnshow/acgnshower.py b/nonebot_plugin_acgnshow/acgnshower.py
index a5a261b..9dec0aa 100644
--- a/nonebot_plugin_acgnshow/acgnshower.py
+++ b/nonebot_plugin_acgnshow/acgnshower.py
@@ -9,7 +9,7 @@ from nonebot_plugin_alconna import on_alconna
 from arclet.alconna import Alconna, Args
 from .config import RES_PATH, TEMPLATE_NAME, config
 from .util import *
-
+from .__init__ import __plugin_meta__
 showcmd = on_alconna(
     Alconna(
         "展览",
@@ -29,14 +29,14 @@ showcmd.shortcut(
 async def find_show(
     state: T_State, region: Optional[str] = None, page: Optional[int] = None, date: Optional[str] = None,
 ):
-    if not region: await showcmd.finish("未指定地区")
+    if not region: await showcmd.finish(__plugin_meta__.usage)
     if not page: page = 1
     if not date: date = ""
     regions_dict = get_regions_dict()
     regionid = regions_dict.get(region,None)
     if regionid == None: await showcmd.finish("未找到此地区") ; return
     #await showcmd.send("日期："+ date)
-    shows = get_shows_data(regionid,page=page,pagesize=config.pagesize)
+    shows = get_shows_data(regionid,page=page,pagesize=config.acgnshow_pagesize)
     # print(shows)
     template = {
         "shows":process_shows_data_to_template(shows),
diff --git a/nonebot_plugin_acgnshow/config.py b/nonebot_plugin_acgnshow/config.py
index d6777dd..c1c233e 100644
--- a/nonebot_plugin_acgnshow/config.py
+++ b/nonebot_plugin_acgnshow/config.py
@@ -6,6 +6,6 @@ TEMPLATE_NAME = "template.html"
 BGIMAGE_PATH = RES_PATH / "bgimage"
 
 class ConfigModel(BaseModel):
-    pagesize: int = 8
+    acgnshow_pagesize: int = 8
 
 config: ConfigModel = get_plugin_config(ConfigModel)
\ No newline at end of file