diff --git a/tests/python_client/README.md b/tests/python_client/README.md
index 5ae7713a43..b90d5895c1 100644
--- a/tests/python_client/README.md
+++ b/tests/python_client/README.md
@@ -115,6 +115,8 @@ where `host` should be set as the IP address of the Milvus service, and `*.html`
 
 ![Module Overview](./graphs/module_call_diagram.jpg)
 
+<img src="graphs/sdk_test_flow_chart.jpg" alt="SDK Test Flow Chart" width="400"/>
+
 ### Working directories and files
 
 - **base**: stores the encapsulated **PyMilvus** **module** files, and setup & teardown functions for pytest framework.