Medical troubles

Tymon Well had just returned to the car with Jin Ya when Yang Shun called. He followed Fu Meiji and the others until they split into two groups. Gong Cheng took two people and drove towards Changbai Mountain, while Yang Shun continued to follow Fu Meiji to Songjiang Airport.
Seeing that nothing unusual was found along the way, he came back to meet up with Yang Libo and his team. Yang Libo also didn't find anything at the service area, so Tymon Well said:
"Go eat first, and then come find...