But after knocking it dozens of times, they sadly found that the door hadn't moved at all.

A dozen grown men working together can weigh over a thousand kilograms.

Then on the big black iron door, only white spots and almost undetectable dents were left.

The neighbors were heartbroken.

"What kind of door is this and why is it so strong?"

"At this speed, how long will it take to break down the door?"

Everyone was out of breath.

They worked in temperatures of more than 70 degrees below zero, and because they didn't have enough to eat, they didn't have much energy at all.

After this, many people's legs became weak and they had to be rotated.

But according to the current progress, I'm afraid everyone will be exhausted and there will be no chance.

At this time, a person came over, stared at the door for a long time, and then exclaimed: "This... this is the security door of the bank vault!"

This man worked in a bank. When he took a closer look, he immediately noticed the clue.

When the people around heard this, they felt even more desperate.

"Then this thing can't be worn?"

The bank staff shook his head bitterly: "Let alone hitting it with wood, even if you use a bomb to blow up this top-notch security door, you can't blow it open!"

"If there is no key, only the world's top lockpicking experts will have any chance of opening it."
Chapter completed!