diff --git a/README.md b/README.md
index 931ac27..621cce3 100644
--- a/README.md
+++ b/README.md
@@ -19,28 +19,19 @@ This operator generates the caption with [BLIP](https://arxiv.org/abs/2201.12086
 
 Load an image from path './animals.jpg' to generate the caption. 
 
- *Write the pipeline in simplified style*:
+*Write a pipeline with explicit inputs/outputs name specifications:*
 
 ```python
-import towhee
+from towhee.dc2 import pipe, ops, DataCollection
 
-towhee.glob('./animals.jpg') \
-      .image_decode() \
-      .image_captioning.blip(model_name='blip_base') \
-      .show()
-```
-<img src="./cap.png" alt="result1" style="height:20px;"/>
-
-*Write a same pipeline with explicit inputs/outputs name specifications:*
-
-```python
-import towhee
+p = (
+    pipe.input('url')
+    .map('url', 'img', ops.image_decode.cv2_rgb())
+    .map('img', 'text', ops.image_captioning.blip(model_name='blip_base'))
+    .output('img', 'text')
+)
 
-towhee.glob['path']('./animals.jpg') \
-      .image_decode['path', 'img']() \
-      .image_captioning.blip['img', 'text'](model_name='blip_base') \
-      .select['img', 'text']() \
-      .show()
+DataCollection(p('./animals.jpg')).show()
 ```
 <img src="./tabular.png" alt="result2" style="height:60px;"/>