After circling around to the back of the factory, Chen Zhan widened his eyes in surprise.
Behind the factory lay a small, barren hill. A large excavator was busy digging up the earth to clear a path, the source of the low, rumbling noise he had heard. Chen Zhan looked at the operator and was astonished to see his old coworker, Gao Yuzhu.
"Old Gao! What are you doing operating an excavator?" Chen Zhan called out loudly.
Chapter 564