C572 The National Interest Is above All else

"Young Master Ye, do you still need to think about this? Oil mines are the lifeblood of Ye Family, and they are also the foundation of Ye Family. Without this, Ye Family would barely be able to occupy the position of the leader of Sea City, let alone the upper class. Don't tell me you've lost the foundation of Ye Family for a hundred years? But this technology is different