Ann: Trading Halt-AVQ.AX, page-174

SIR will produce nickel/copper concentrate.

If AVQ would produce nickel concentrate their capex would be $2 billion

Capex $400m for nickel concentrate, or
Capex $2 billion for nickel concentrate

Very simple math, even you can surely understand

Hence it is foolish to compare. One company will actually produce nickel, another wants to ship the ore for someone else to produce the nickel

To truly simplify it

SIR will produce and sell cars
AVQ wants to produce car parts