Hokage: Village Almost Bankrupt, I Dug Out Crude Oil

The book is re-titled 《 The Sand Village is not scientific ninjutsu .
“Gaara, do your best!”
“If you can dig up crude oil, Sand Village will generate it.”
Gaara a stomach did not understand.
He is very angry.
“Teacher Mu Feng, trying hard isn’t trying to cultivate, you old man let me dig sand and find something crude oil to cultivate.”
“Science says, sand mining is a very good practice.”
“You will dig well, if you can dig crude oil, in the future we will all have a piece of white cloth on our heads, I am the richest in the world.”