"Okay, first step, my brother and I will ship weapons to the door!" Sweet said, pointing to a bamboo basket under the summer board bed.

There are countless stones, stones, weeds and mud in the bamboo basket, which solidifies into a large complex stone, less than a hundred kilograms.

These are all the results of six months'work accumulated by two children, which is why Xiao Wang can not understand why picking up a stone can be so happy.

The two children can pick up more than a dozen or twenty times a day, and in the past six months they have accumulated a basket full of weeds, mud and water,...