Lei Wenjun disembarked nearby the cave, so once he regained his energy, it didn't take long for the group to arrive inside the cave.
Upon reaching the cave, Lei Wenjun instructed his assistant to set up the equipment at the edge of the deep pit, preparing for the upcoming survey.
The setup process was not simple; fixing the instruments and calculating the irradiation angles were not easy tasks.
Taking advantage of this gap, he went to the inner side of the cave entrance to carefully study the rocks near the entrance.
He first touched the surface of the sandstone with his hand.
Whereas an ordinary person might just blurt out, "No cracks," at this rock wall, Lei Wenjun saw it as a sample providing a wealth of information.
This is the difference between an insider and an outsider, much like how a seasoned expert can spin a film script from just a handful of letters and numbers.
