Ye Cheng was arranged to clean in the sauna room because it was relatively leisurely and the boss did not like sweating, so the supervisor felt that it was the safest place.

After cleaning up the last room, Ye Cheng and another colleague stood at the entrance obediently. Outside, there was a great deal of noise. It seems that many people will come from Daichuan.

"Hello, new comer, watch it here alone. I'll go out and see it."

Ye Cheng nodded. After the colleague left, he quietly came to a small sweat steaming room and put a tiny black carbide thing in the corner, together with a pile of carbide,...