diff --git a/src/models/people.py b/src/models/people.py
index f26abac..1b60f26 100644
--- a/src/models/people.py
+++ b/src/models/people.py
@@ -27,6 +27,37 @@ class PeopleRLDBModel(RLDBBaseModel):
     deleted_at = Column(DateTime(timezone=True), nullable=True, index=True)
 
 
+class Comment:
+    # 评论内容
+    content: str
+    # 评论人
+    author: str
+    # 创建时间
+    created_at: datetime
+    # 更新时间
+    updated_at: datetime
+
+    def __init__(self, **kwargs):
+        self.content = kwargs.get('content', '')
+        self.author = kwargs.get('author', '')
+        self.created_at = kwargs.get('created_at', datetime.now())
+        self.updated_at = kwargs.get('updated_at', datetime.now())
+
+    def to_dict(self) -> dict:
+        return {
+            'content': self.content,
+            'author': self.author,
+            'created_at': int(self.created_at.timestamp()),
+            'updated_at': int(self.updated_at.timestamp()),
+        }
+
+    @classmethod
+    def from_dict(cls, data: dict):
+        data['created_at'] = datetime.fromtimestamp(data['created_at'])
+        data['updated_at'] = datetime.fromtimestamp(data['updated_at'])
+        return cls(**data)
+
+
 class People:
     # 数据库 ID
     id: str
@@ -47,7 +78,7 @@ class People:
     # 个人介绍
     introduction: Dict[str, str]
     # 总结评价
-    comments: Dict[str, str]
+    comments: Dict[str, "Comment"]
     # 封面
     cover: str = None
     # 创建时间
@@ -98,7 +129,7 @@ class People:
             marital_status=data.marital_status,
             match_requirement=data.match_requirement,
             introduction=json.loads(data.introduction) if data.introduction else {},
-            comments=json.loads(data.comments) if data.comments else {},
+            comments={k: Comment.from_dict(v) for k, v in json.loads(data.comments).items()} if data.comments else {},
             cover=data.cover,
             created_at=data.created_at,
         )
@@ -115,7 +146,7 @@ class People:
             'marital_status': self.marital_status,
             'match_requirement': self.match_requirement,
             'introduction': self.introduction,
-            'comments': self.comments,
+            'comments': {k: v.to_dict() for k, v in self.comments.items()},
             'cover': self.cover,
             'created_at': int(self.created_at.timestamp()) if self.created_at else None,
         }      
@@ -132,7 +163,7 @@ class People:
             marital_status=self.marital_status,
             match_requirement=self.match_requirement,
             introduction=json.dumps(self.introduction, ensure_ascii=False),
-            comments=json.dumps(self.comments, ensure_ascii=False),
+            comments=json.dumps({k: v.to_dict() for k, v in self.comments.items()}, ensure_ascii=False),
             cover=self.cover,
         )
     
diff --git a/src/services/people.py b/src/services/people.py
index 0baac9a..c05369f 100644
--- a/src/services/people.py
+++ b/src/services/people.py
@@ -1,8 +1,10 @@
 
 
 
+import logging
 import uuid
-from models.people import People, PeopleRLDBModel
+from models.people import People, PeopleRLDBModel, Comment
+from datetime import datetime
 from utils.error import ErrorCode, error
 from utils import rldb
 
@@ -66,6 +68,50 @@ class PeopleService:
         
         return peoples, error(ErrorCode.SUCCESS, "")
 
+    def save_remark(self, people_id: str, content: str) -> error:
+        """
+        为人物添加或更新备注
+
+        :param people_id: 人物ID
+        :param content: 备注内容
+        :return: 错误对象
+        """
+        people: People
+        err: error
+        people, err = self.get(people_id)
+        logging.info(f"get people before save remark: {people}")
+        if not err.success:
+            return err
+        remark = people.comments.get("remark", None)
+        if remark is not None:
+            remark.content = content
+            remark.updated_at = datetime.now()
+        else:
+            people.comments["remark"] = Comment(content=content)
+        logging.info(f"save remark for people {people}")
+        _, err = self.save(people)
+        return err
+
+    def delete_remark(self, people_id: str) -> error:
+        """
+        删除人物备注
+
+        :param people_id: 人物ID
+        :return: 错误对象
+        """
+        people: People
+        err: error
+        people, err = self.get(people_id)
+        if not err.success:
+            return err
+
+        if "remark" in people.comments:
+            del people.comments["remark"]
+            _, err = self.save(people)
+            return err
+        
+        return error(ErrorCode.SUCCESS, "")
+
 
 
 people_service = None
diff --git a/src/web/api.py b/src/web/api.py
index 5f04e04..511571f 100644
--- a/src/web/api.py
+++ b/src/web/api.py
@@ -150,3 +150,24 @@ async def get_peoples(
     peoples = [people.to_dict() for people in results]
     return BaseResponse(error_code=0, error_info="success", data=peoples)
 
+
+class RemarkRequest(BaseModel):
+    content: str
+
+
+@api.post("/people/{people_id}/remark")
+async def post_remark(people_id: str, request: RemarkRequest):
+    service = get_people_service()
+    error = service.save_remark(people_id, request.content)
+    if not error.success:
+        return BaseResponse(error_code=error.code, error_info=error.info)
+    return BaseResponse(error_code=0, error_info="success")
+
+
+@api.delete("/people/{people_id}/remark")
+async def delete_remark(people_id: str):
+    service = get_people_service()
+    error = service.delete_remark(people_id)
+    if not error.success:
+        return BaseResponse(error_code=error.code, error_info=error.info)
+    return BaseResponse(error_code=0, error_info="success")