diff --git a/.env.example b/.env.example
index 50ffa27..9a79d78 100644
--- a/.env.example
+++ b/.env.example
@@ -3,4 +3,7 @@ UID=
 USER_NO=
 SCHOOL_ACCOUNT=
 USER_NAME=
-WECHAT_COMANY_BOT_KEY=
\ No newline at end of file
+WECHAT_COMANY_BOT_KEY=
+WEBHOOK_API_URL=
+WEBHOOK_GROUP_ID=
+WEBHOOK_API_TOKEN=
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 546f5da..b747fb9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 __pycache__
 data
-fonts/*.ttf
\ No newline at end of file
+fonts/*.ttf
+.env
+.vscode
\ No newline at end of file
diff --git a/README.md b/README.md
index e7663c3..1881c39 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@
 - 安装依赖
 
     ```sh
-    pip install aiosqlite apscheduler httpx matplotlib dotenv
+    pip install aiosqlite apscheduler httpx matplotlib dotenv uvicorn
     ```
 
 - 通过 `scheduler.py` 修改监控时长配置（不懂的请问 AI）
diff --git a/config.py b/config.py
index 63a677c..b91ca06 100644
--- a/config.py
+++ b/config.py
@@ -17,3 +17,8 @@ USER_NAME = os.getenv("USER_NAME", "张三")  # 姓名
 WECHAT_COMANY_BOT_KEY = os.getenv(
     "WECHAT_COMANY_BOT_KEY", "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa"
 )
+
+# Webhook 服务相关配置
+WEBHOOK_API_URL = os.getenv("WEBHOOK_API_URL", "http://127.0.0.1:8081")
+WEBHOOK_API_TOKEN = os.getenv("WEBHOOK_API_TOKEN", "xxx")
+WEBHOOK_GROUP_ID = os.getenv("WEBHOOK_GROUP_ID", "")
diff --git a/notify/wechat_company.py b/notify/wechat_company.py
index 5106c11..de0b25f 100644
--- a/notify/wechat_company.py
+++ b/notify/wechat_company.py
@@ -1,5 +1,6 @@
 import httpx
 import config
+from pathlib import Path
 
 
 async def send_image(base64_str: str, md5: str):
@@ -10,3 +11,71 @@ async def send_image(base64_str: str, md5: str):
     async with httpx.AsyncClient(timeout=10) as client:
         resp = await client.post(url, json=payload)
         resp.raise_for_status()
+
+
+async def upload_file(file_path: str, filename: str = "None") -> str:
+    """
+    上传文件到 webhook 服务的 /upload 端点
+
+    Args:
+        file_path: 本地文件路径
+        filename: 上传时的文件名，不指定则使用原文件名
+
+    Returns:
+        远程文件路径
+    """
+    if filename is None:
+        filename = Path(file_path).name
+
+    url = f"{config.WEBHOOK_API_URL}/upload"
+    headers = {"Authorization": f"Bearer {config.WEBHOOK_API_TOKEN}"}
+
+    with open(file_path, "rb") as f:
+        files = {"file": (filename, f)}
+        async with httpx.AsyncClient(timeout=30) as client:
+            resp = await client.post(url, files=files, headers=headers)
+            resp.raise_for_status()
+            data = resp.json()
+            return data.get("path", data.get("files", [None])[0])
+
+
+async def send_webhook(group_id: str, file_url: str) -> dict:
+    """
+    发送 webhook 请求通知文件
+
+    Args:
+        group_id: 群组 ID
+        file_url: 远程文件路径
+
+    Returns:
+        API 响应字典
+    """
+    url = f"{config.WEBHOOK_API_URL}/webhook"
+    headers = {
+        "Content-Type": "application/json",
+        "Authorization": f"Bearer {config.WEBHOOK_API_TOKEN}",
+    }
+
+    payload = {"group_id": group_id, "url": file_url, "type": "image"}
+
+    async with httpx.AsyncClient(timeout=10) as client:
+        resp = await client.post(url, json=payload, headers=headers)
+        resp.raise_for_status()
+        return resp.json()
+
+
+async def upload_and_notify(file_path: str, group_id: str, filename: str = "") -> dict:
+    """
+    上传文件并发送 webhook 通知（组合函数）
+
+    Args:
+        file_path: 本地文件路径
+        group_id: 群组 ID
+        filename: 上传时的文件名，不指定则使用原文件名
+
+    Returns:
+        API 响应字典
+    """
+    remote_path = await upload_file(file_path, filename)
+    result = await send_webhook(group_id, remote_path)
+    return result
diff --git a/tasks/water_ammeter.py b/tasks/water_ammeter.py
index 45f3b93..f9b7241 100644
--- a/tasks/water_ammeter.py
+++ b/tasks/water_ammeter.py
@@ -4,7 +4,7 @@ import logging
 import base64
 import hashlib
 
-from notify.wechat_company import send_image
+from notify.wechat_company import send_image, upload_and_notify
 from services.render import render_ammeter_chart, render_water_chart
 from services import collector
 import config
@@ -122,8 +122,11 @@ class SD:
             ele_img_path = await render_ammeter_chart()
             if ele_img_path:
                 logger.info("生成电表图表成功: %s", ele_img_path)
-                ele_b64, ele_md5 = image_to_base64_md5(ele_img_path)
-                await send_image(ele_b64, ele_md5)
+                # ele_b64, ele_md5 = image_to_base64_md5(ele_img_path)
+                # await send_image(ele_b64, ele_md5)
+                await upload_and_notify(
+                    ele_img_path, config.WEBHOOK_GROUP_ID, ele_img_path.split("/")[-1]
+                )
                 logger.info("电表图表推送完成")
             else:
                 logger.warning("未生成电表图表，跳过推送")
@@ -131,8 +134,13 @@ class SD:
             water_img_path = await render_water_chart()
             if water_img_path:
                 logger.info("生成水表图表成功: %s", water_img_path)
-                water_b64, water_md5 = image_to_base64_md5(water_img_path)
-                await send_image(water_b64, water_md5)
+                # water_b64, water_md5 = image_to_base64_md5(water_img_path)
+                # await send_image(water_b64, water_md5)
+                await upload_and_notify(
+                    water_img_path,
+                    config.WEBHOOK_GROUP_ID,
+                    water_img_path.split("/")[-1],
+                )
                 logger.info("水表图表推送完成")
             else:
                 logger.warning("未生成水表图表，跳过推送")