diff --git a/app/api/v1/endpoints/article.py b/app/api/v1/endpoints/article.py
index 886661e..8ee6a8d 100644
--- a/app/api/v1/endpoints/article.py
+++ b/app/api/v1/endpoints/article.py
@@ -11,7 +11,7 @@
 
 from app.utils.get_db import get_db
 from app.utils.auth import get_current_user
-from app.curd.article import crud_upload_to_self_folder, crud_get_self_folders, crud_get_articles_in_folder, crud_self_create_folder, crud_self_article_to_recycle_bin, crud_self_folder_to_recycle_bin, crud_read_article, crud_import_self_folder, crud_export_self_folder,crud_create_tag, crud_delete_tag, crud_get_article_tags, crud_all_tags_order, crud_change_folder_name, crud_change_article_name
+from app.curd.article import crud_upload_to_self_folder, crud_get_self_folders, crud_get_articles_in_folder, crud_self_create_folder, crud_self_article_to_recycle_bin, crud_self_folder_to_recycle_bin, crud_read_article, crud_import_self_folder, crud_export_self_folder,crud_create_tag, crud_delete_tag, crud_get_article_tags, crud_all_tags_order, crud_change_folder_name, crud_change_article_name, crud_article_statistic
 from app.schemas.article import SelfCreateFolder
 
 router = APIRouter()
@@ -25,10 +25,9 @@ async def upload_to_self_folder(folder_id: int = Query(...), article: UploadFile
     # 新建 Article 记录
     article_id = await crud_upload_to_self_folder(name, folder_id, db)
 
-    # 存储文件，暂时存储到本地
-    save_dir = "articles"
-    os.makedirs(save_dir, exist_ok=True)  # 如果目录不存在则创建
-    save_path = os.path.join(save_dir, f"{article_id}.pdf")
+    # 存储到云存储位置
+    os.makedirs("/lhcos-data", exist_ok=True)
+    save_path = os.path.join("/lhcos-data", f"{article_id}.pdf")
     with open(save_path, "wb") as f:
         content = await article.read()
         f.write(content)
@@ -82,10 +81,9 @@ async def self_folder_to_recycle_bin(folder_id: int = Query(...), db: AsyncSessi
 
 @router.post("/annotateSelfArticle", response_model="dict")
 async def annotate_self_article(article_id: int = Query(...), article: UploadFile = File(...)):
-    # 存储文件，将新文件暂时存储到本地
-    save_dir = "articles"
-    os.makedirs(save_dir, exist_ok=True)  # 如果目录不存在则创建
-    save_path = os.path.join(save_dir, f"{article_id}.pdf")
+    # 将新文件存储到云存储位置
+    os.makedirs("/lhcos-data", exist_ok=True)
+    save_path = os.path.join("/lhcos-data", f"{article_id}.pdf")
     with open(save_path, "wb") as f:
         content = await article.read()
         f.write(content)
@@ -95,7 +93,7 @@ async def annotate_self_article(article_id: int = Query(...), article: UploadFil
 @router.get("/readArticle", response_class=FileResponse)
 async def read_article(article_id: int = Query(...), db: AsyncSession = Depends(get_db)):
 
-    file_path = f"articles/{article_id}.pdf"
+    file_path = f"/lhcos-data/{article_id}.pdf"
 
     # 查询文件名
     article_name = await crud_read_article(article_id, db)
@@ -119,14 +117,14 @@ async def import_self_folder(folder_name: str = Query(...), zip: UploadFile = Fi
     # 记入数据库
     result = await crud_import_self_folder(folder_name, article_names, user_id, db)
 
-    # 存储文献，暂时存储到本地
-    os.makedirs("articles", exist_ok=True)
+    # 存储文献到云存储
+    os.makedirs("/lhcos-data", exist_ok=True)
     for i in range(0, len(result), 2):
         article_id = result[i]
         article_name = result[i + 1]
         pdf_filename_in_zip = f"{article_name}.pdf"
         with zip_file.open(pdf_filename_in_zip) as source_file:
-            target_path = os.path.join("articles", f"{article_id}.pdf")
+            target_path = os.path.join("/lhcos-data", f"{article_id}.pdf")
             with open(target_path, "wb") as out_file:
                 out_file.write(source_file.read())
 
@@ -141,7 +139,7 @@ async def export_self_folder(background_tasks: BackgroundTasks, folder_id: int =
 
     with zipfile.ZipFile(zip_path, "w", zipfile.ZIP_DEFLATED) as zipf:
         for article_id, article_name in zip(article_ids, article_names):
-            pdf_path = os.path.join("articles", f"{article_id}.pdf")
+            pdf_path = os.path.join("/lhcos-data", f"{article_id}.pdf")
             arcname = f"{article_name}.pdf"  # 压缩包内的文件名
             zipf.write(pdf_path, arcname=arcname)
 
diff --git a/app/api/v1/endpoints/auth.py b/app/api/v1/endpoints/auth.py
index 9d4c66a..f393a42 100644
--- a/app/api/v1/endpoints/auth.py
+++ b/app/api/v1/endpoints/auth.py
@@ -13,7 +13,7 @@
 from app.schemas.auth import UserCreate, UserLogin, UserSendCode, ReFreshToken
 from app.core.config import settings
 from app.curd.user import get_user_by_email, create_user
-from app.curd.article import crud_self_create_folder
+from app.curd.article import crud_self_create_folder, crud_article_statistic
 from app.utils.get_db import get_db
 from app.utils.redis import get_redis_client
 
@@ -146,4 +146,9 @@ async def send_code(user_send_code: UserSendCode):
         return {"msg": "Verification code sent"}
 
     except aiosmtplib.SMTPException as e:
-        raise HTTPException(status_code=500, detail=f"Failed to send email: {str(e)}")
\ No newline at end of file
+        raise HTTPException(status_code=500, detail=f"Failed to send email: {str(e)}")
+    
+@router.get("/articleStatistic", response_model="dict")
+async def article_statistic(db: AsyncSession = Depends(get_db)):
+    articles = await crud_article_statistic(db)
+    return {"articles": articles}
\ No newline at end of file
diff --git a/app/core/config.py b/app/core/config.py
index acef1dd..b881797 100644
--- a/app/core/config.py
+++ b/app/core/config.py
@@ -9,7 +9,7 @@ class Settings:
     SQLALCHEMY_DATABASE_URL = "mysql+asyncmy://root:oneapi@47.93.172.156:3306/JieNote"  # 替换为实际的用户名、密码和数据库名称
     SECRET_KEY: str = os.getenv("SECRET_KEY", "default_secret_key")  # JWT密钥
     ALGORITHM: str = "HS256" # JWT算法
-    ACCESS_TOKEN_EXPIRE_MINUTES: int = 5 # token过期时间
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 1440 # token过期时间
     REFRESH_TOKEN_EXPIRE_DAYS: int = 7  # 刷新token过期时间7天
     SMTP_SERVER: str = "smtp.163.com" # SMTP服务器
     SMTP_PORT: int = 465 # SMTP端口
diff --git a/app/curd/article.py b/app/curd/article.py
index 7d882fe..d3c6b90 100644
--- a/app/curd/article.py
+++ b/app/curd/article.py
@@ -1,5 +1,7 @@
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy import select, delete
+from sqlalchemy import func, cast, Date
+from datetime import datetime, timedelta
 from app.models.model import User, Group, Folder, Article, Note, Tag, user_group
 
 async def crud_upload_to_self_folder(name: str, folder_id: int, db: AsyncSession):
@@ -148,4 +150,37 @@ async def crud_change_article_name(article_id: int, article_name: str, db: Async
 
     article.name = article_name
     await db.commit()
-    await db.refresh(article)
\ No newline at end of file
+    await db.refresh(article)
+
+async def crud_article_statistic(db: AsyncSession):
+    # 获取明天日期和7天前的日期
+    tomorrow = datetime.now().date() + timedelta(days=1)
+    seven_days_ago = datetime.now().date() - timedelta(days=6)
+
+    # 查询近7天内的笔记数目，按日期分组
+    query = (
+        select(
+            cast(Article.create_time, Date).label("date"),  # 按日期分组
+            func.count(Article.id).label("count")           # 统计每日期的笔记数
+        )
+        .where(
+            Article.create_time >= seven_days_ago,          # 大于等于7天前的0点
+            Article.create_time < tomorrow                  # 小于明天0点
+        )
+        .group_by(cast(Article.create_time, Date))          # 按日期分组
+        .order_by(cast(Article.create_time, Date))          # 按日期排序
+    )
+
+    # 执行查询
+    result = await db.execute(query)
+    data = result.fetchall()
+
+    # 格式化结果为字典列表
+    articles = [{"date": row.date, "count": row.count} for row in data]
+
+    # 若某日期没有记录，则为0
+    for i in range(0, 7):
+        if i == len(articles) or articles[i].get("date") != seven_days_ago + timedelta(days=i):
+            articles.insert(i, {"date": seven_days_ago + timedelta(days=i), "count": 0})
+
+    return articles
\ No newline at end of file