diff --git a/src/aios_kernel/knowledge_base.py b/src/aios_kernel/knowledge_base.py
index dcd77e0..63c7d04 100644
--- a/src/aios_kernel/knowledge_base.py
+++ b/src/aios_kernel/knowledge_base.py
@@ -178,7 +178,7 @@ class KnowledgeBase:
             images = await self.store.get_vector_store(self._default_image_model).query(vector, topk)
         return texts + images
 
-    def __load_object(self, object_id: ObjectID) -> KnowledgeObject:
+    def load_object(self, object_id: ObjectID) -> KnowledgeObject:
         if object_id.get_object_type() == ObjectType.Document:
             return DocumentObject.decode(self.store.get_object_store().get_object(object_id))
         if object_id.get_object_type() == ObjectType.Image:
@@ -210,7 +210,7 @@ class KnowledgeBase:
             # first element in result is the root object
             root_object_id = result[0]
             if root_object_id.get_object_type() == ObjectType.Email:
-                email = self.__load_object(root_object_id)
+                email = self.load_object(root_object_id)
                 desc = email.get_desc()
                 desc["type"] = "email"
                 desc["contents"] = []
@@ -224,13 +224,13 @@ class KnowledgeBase:
                 if object_id.get_object_type() == ObjectType.Chunk:
                     upper_list.append({"type": "text", "content": self.store.get_chunk_reader().get_chunk(object_id).read().decode("utf-8")})
                 if object_id.get_object_type() == ObjectType.Image:
-                    # image = self.__load_object(object_id)
+                    # image = self.load_object(object_id)
                     desc = dict()
                     desc["id"] = str(object_id)
                     desc["type"] = "image"
                     upper_list.append(desc)
                 if object_id.get_object_type() == ObjectType.Video:
-                    video = self.__load_object(object_id)
+                    video = self.load_object(object_id)
                     desc = video.get_desc()
                     desc["type"] = "video"
                     upper_list.append(desc)
@@ -257,7 +257,7 @@ class KnowledgeBase:
                 return None
             
             if object_id is not None:
-                return self.__load_object(ObjectID.from_base58(object_id))
+                return self.load_object(ObjectID.from_base58(object_id))
             
             
     def bytes_from_object(self, object: KnowledgeObject) -> bytes:
diff --git a/src/knowledge/object/object_store.py b/src/knowledge/object/object_store.py
index d903b8f..db93251 100644
--- a/src/knowledge/object/object_store.py
+++ b/src/knowledge/object/object_store.py
@@ -15,6 +15,7 @@ class ObjectStore:
         self.blob = FileBlobStorage(blob_dir)
 
     def put_object(self, object_id: ObjectID, contents: bytes):
+        logging.info(f"will put object: {object_id}")
         self.blob.put(object_id, contents)
 
     def get_object(self, object_id: ObjectID) -> bytes:
diff --git a/src/service/aios_shell/aios_shell.py b/src/service/aios_shell/aios_shell.py
index f8fd0a2..d2e756f 100644
--- a/src/service/aios_shell/aios_shell.py
+++ b/src/service/aios_shell/aios_shell.py
@@ -328,7 +328,8 @@ class AIOS_Shell:
     async def handle_knowledge_commands(self, args):
         show_text = FormattedText([("class:title", "sub command not support!\n" 
                               "/knowledge add email | dir\n"
-                              "/knowledge journal [$topn]\n")])
+                              "/knowledge journal [$topn]\n"
+                              "/knowledge query $object_id\n")])
         if len(args) < 1:
             return show_text
         sub_cmd = args[0]
@@ -365,6 +366,18 @@ class AIOS_Shell:
             topn = 10 if len(args) == 1 else int(args[1])
             journals = [str(journal) for journal in KnowledgePipline.get_instance().get_latest_journals(topn)]
             print_formatted_text("\r\n".join(journals))
+        if sub_cmd == "query":
+            if len(args) < 2:
+                return show_text
+            from knowledge import ObjectID, ObjectType
+            object_id = ObjectID.from_base58(args[1])
+            if object_id.get_object_type() == ObjectType.Image:
+                from PIL import Image
+                import io
+                image = KnowledgeBase().load_object(object_id)
+                image_data = KnowledgeBase().bytes_from_object(image)
+                image = Image.open(io.BytesIO(image_data))
+                image.show()
 
     async def call_func(self,func_name, args):
         match func_name:
@@ -593,9 +606,10 @@ def print_welcome_screen():
 \033[1;94m\tGive your Agent a Telegram account :\033[0m /connect $agent_name
 \033[1;94m\tAdd personal files to the AI Knowledge Base. \033[0m
 \t\t1) Copy your file to ~/myai/data 
-\t\t2) /knowlege add $dir
+\t\t2) /knowlege add dir
 \033[1;94m\tSearch your knowledge base :\033[0m /open Mia
 \033[1;94m\tCheck the progress of AI reading personal data :\033[0m /knowledge journal
+\033[1;94m\tQuery object with ID in knowledge base :\033[0m /knowledge query $object_id
 \033[1;94m\tOpen AI Bash (For Developer Only):\033[0m /open ai_bash
 \033[1;94m\tEnable AIGC Feature :\033[0m /enable aigc
 \033[1;94m\tEnable llama (Local LLM Kernel) :\033[0m /enable llama
@@ -675,6 +689,7 @@ async def main():
                                '/contact $name',
                                '/knowledge add email | dir',
                                '/knowledge journal [$topn]', 
+                               '/knowledge query $object_id',
                                '/set_config $key',
                                '/enable $feature',
                                '/disable $feature',