Global forest survival: I have a hundredfold increase

Billions of people around the world have traveled to a world full of forests as soon as they opened their eyes.
Here, the original rules are all broken, and fierce beasts and cold threaten human beings at all times.
Food and water, which were originally the most ordinary sources, have become expensive luxuries.
Fortunately, as long as the wood is obtained by cutting down trees, the wood can be exchanged for all items through the exchange function of the survival game.
Wang Hao, on the other hand, activated the [-]-fold amplification system at this time.
[Detected to obtain a piece of ordinary-grade wood, activate the system selection! 】
[1: Get one hundred ordinary wood! 】
[2: Obtain a high-quality wood! 】
Then......
"God, why are we saving even a loaf of bread when he's already throwing a seafood party?"
"Outrageous! Our cabin is still thatched, and he already has a luxurious manor!"...