Data in the Province files :
infra = 4
After changing, Data in the Province files :
infra = 10
How to easily change. If you want to learn, you read this post.
Firstly read http://heartsofiron3tips.blogspot.com/2011/04/how-to-change-similar-data-in-province.html#more
Select the file, such as the above link.
Write "infra = 4" in the “Find what :” box.
Write "infra = 10" in the “Replace with :” box.
Click the “Replace in Files” button. That's all.