The Chinese Government Is Already Operating an Underground Military Base for Naval Forces

The Chinese government is already operating an underground military base for naval forces. It's called the Ulan Naval Base and it's built for nuclear submarines. If you could gain access to any kind of mineral deposits that were before this point inaccessible, or if you could get maybe some rare earth minerals down there, that could be huge economically for China. The deep sea contains treasures that remain undiscovered and undeveloped.