diff --git a/poetry.lock b/poetry.lock
index 93dfa85..98bfcff 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -713,6 +713,28 @@ type = "legacy"
 url = "https://mirrors.aliyun.com/pypi/simple"
 reference = "aliyun"
 
+[[package]]
+name = "grandalf"
+version = "0.8"
+description = "Graph and drawing algorithms framework"
+optional = false
+python-versions = "*"
+files = [
+    {file = "grandalf-0.8-py3-none-any.whl", hash = "sha256:793ca254442f4a79252ea9ff1ab998e852c1e071b863593e5383afee906b4185"},
+    {file = "grandalf-0.8.tar.gz", hash = "sha256:2813f7aab87f0d20f334a3162ccfbcbf085977134a17a5b516940a93a77ea974"},
+]
+
+[package.dependencies]
+pyparsing = "*"
+
+[package.extras]
+full = ["numpy", "ply"]
+
+[package.source]
+type = "legacy"
+url = "https://mirrors.aliyun.com/pypi/simple"
+reference = "aliyun"
+
 [[package]]
 name = "greenlet"
 version = "3.0.3"
@@ -2353,6 +2375,25 @@ type = "legacy"
 url = "https://mirrors.aliyun.com/pypi/simple"
 reference = "aliyun"
 
+[[package]]
+name = "pyparsing"
+version = "3.1.2"
+description = "pyparsing module - Classes and methods to define and execute parsing grammars"
+optional = false
+python-versions = ">=3.6.8"
+files = [
+    {file = "pyparsing-3.1.2-py3-none-any.whl", hash = "sha256:f9db75911801ed778fe61bb643079ff86601aca99fcae6345aa67292038fb742"},
+    {file = "pyparsing-3.1.2.tar.gz", hash = "sha256:a1bac0ce561155ecc3ed78ca94d3c9378656ad4c94c1270de543f621420f94ad"},
+]
+
+[package.extras]
+diagrams = ["jinja2", "railroad-diagrams"]
+
+[package.source]
+type = "legacy"
+url = "https://mirrors.aliyun.com/pypi/simple"
+reference = "aliyun"
+
 [[package]]
 name = "python-dateutil"
 version = "2.9.0.post0"
@@ -3787,4 +3828,4 @@ reference = "aliyun"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "195407f2d9b6d9da0535632b2fe6b80ea57f03a5a02bb8a96eaf01d17fe7e718"
+content-hash = "169619afc9ede476b72835d1c5aa2becbf0ea678e66fb66df4b5510291ba382c"
diff --git a/pyproject.toml b/pyproject.toml
index 545e89b..110865d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,6 +28,7 @@ SQLAlchemy = "2.0.22"
 wikipedia = "1.4.0"
 tabulate = "0.9.0"
 openpyxl = "3.1.5"
+grandalf = "0.8"
 
 [tool.pytest.ini_options]
 pythonpath = ["src"]
diff --git a/src/langchain_lab/langgraph/marketing_analysis_assistant/marketing_analysis_assistant.py b/src/langchain_lab/langgraph/marketing_analysis_assistant/marketing_analysis_assistant.py
index 8f37f6b..1227911 100644
--- a/src/langchain_lab/langgraph/marketing_analysis_assistant/marketing_analysis_assistant.py
+++ b/src/langchain_lab/langgraph/marketing_analysis_assistant/marketing_analysis_assistant.py
@@ -201,6 +201,7 @@ def run(self):
         with open(f"sales_analysis_report_{self.model_name}.md", "w") as f:
             f.write("# 市场部销售智能助手（POC）\n\n")
             f.write(f"> {self.model_name}\n\n")
+            f.write(f"```{self.graph.get_graph().draw_ascii()}\n```\n\n")
             f.write("![image-20240710141823753](assets/marketing_analysis_assistant.png)\n\n")
             f.write("## 多代理协商过程\n\n")
             for s in self.graph.stream(
diff --git a/src/langchain_lab/langgraph/network_operations_analysis_assistant/network_operations_analysis_assistant.py b/src/langchain_lab/langgraph/network_operations_analysis_assistant/network_operations_analysis_assistant.py
index c980046..64d1c9a 100644
--- a/src/langchain_lab/langgraph/network_operations_analysis_assistant/network_operations_analysis_assistant.py
+++ b/src/langchain_lab/langgraph/network_operations_analysis_assistant/network_operations_analysis_assistant.py
@@ -113,6 +113,12 @@ def __init__(self, openai_api_base: str, openai_api_key: str, model_name: str, r
         workflow.set_entry_point("wirelessNetworkEngineer")
         self.graph = workflow.compile()
 
+        # from IPython.display import Image
+        # import matplotlib.pyplot as plt
+        # img = Image(self.graph.get_graph().print_ascii())
+        # imgplot = plt.imshow(img)
+        # plt.show()
+
         tools = [self.data_analysis_tool, self.python_repl_tool, self.load_data_tool]
         self.tool_executor = ToolExecutor(tools)
 
@@ -249,6 +255,7 @@ def run(self):
         with open(f"network_operations_analysis_assistant_report_{self.model_name}.md", "w") as f:
             f.write("# 网络运维智能助手（POC）\n\n")
             f.write(f"> {self.model_name}\n\n")
+            f.write(f"```{self.graph.get_graph().draw_ascii()}\n```\n\n")
             # f.write("![image-20240710141823753](assets/marketing_analysis_assistant.png)\n\n")
             f.write("## 多代理协商过程\n\n")
             for s in self.graph.stream(
diff --git a/tests/langchain_lab/langgraph/network_operations_analysis_assistant/test_network_operations_analysis_assistant.py b/tests/langchain_lab/langgraph/network_operations_analysis_assistant/test_network_operations_analysis_assistant.py
index 173d21a..e870f9e 100644
--- a/tests/langchain_lab/langgraph/network_operations_analysis_assistant/test_network_operations_analysis_assistant.py
+++ b/tests/langchain_lab/langgraph/network_operations_analysis_assistant/test_network_operations_analysis_assistant.py
@@ -1,9 +1,7 @@
 import os
 import unittest
-import warnings
 from unittest import TestCase
 
-import pandas as pd
 from dotenv import load_dotenv
 
 from langchain_lab.langgraph.network_operations_analysis_assistant.network_operations_analysis_assistant import \
@@ -21,17 +19,6 @@ def test_main(self):
                                                        recursion_limit=50)
         assistant.run()
 
-    def test_load_data(self):
-        warnings.filterwarnings("ignore", category=UserWarning, module="openpyxl")
-        df = pd.read_excel("./wireless_network_statistics_data.xlsx")
-        print(df.head())
-        analysis_result = df.describe()
-        print(analysis_result)
-
-        numerical_df = df.select_dtypes(include=['float64', 'int64'])
-        correlation = numerical_df.corr()
-        print(correlation)
-
 
 if __name__ == "__main__":
     unittest.main()