Update EN documents

docs/en/features/develop-plan.md

@@ -2,13 +2,13 @@
 headerDepth: 0
 category: [Feature, Tutorial]
 tag: [develop plan, develop calculator]
-order: 9
+order: 10
 comment: false
 ---
 
 # Development Plan
 
-![dev-plan](https://img.alicdn.com/imgextra/i1/1797064093/O1CN01CDsjcb1g6dyB7M0EW_!!1797064093.png_.webp)
+![dev-plan](https://img.alicdn.com/imgextra/i4/1797064093/O1CN01zzcpWb1g6e0m2xFYJ_!!1797064093.png_.webp)
 
 ## Add Develop Goals into Material Checklist
 
@@ -25,13 +25,14 @@ comment: false
 - Click `My Characters` from the left menu bar
 - Select the character you want to add
 - In the pop-up window, input the base level and target level
-  - By default, add goals from WIKIs will set base level as player's live data'
+  - By default, add goals from WIKIs will set base level as player's live data
   - Refer to [My Characters](character-data.md#sync-character-data) document to get more guides
 
 ## Inventory Items
 
-::: info
-
-This feature is under construction for non-Chinese languages
-
-:::
+- In the left column of the Snap Hutao, click the `Dev Plan` feature.
+- Click the `Inventory Item` in the function bar
+- In the upper right part of the overall interface of the Snap Hutao, click the `Create New Plan` button.
+- In the pop-up window of `Create a New Dev Plan`, fill in the name of the cultivation plan to be created.
+  - Here you can check "Bind the currently selected account character".
+  - The drop-down option box to the left of the "Create New Plan" button allows you to **switch between different Dev Plans** at will.