C1221 Cheng An's Hard Work

"The environment in the plastic factory is bad, the smell is bad, staying for a long time is bad for the body, I see you keep coughing, maybe you got sick in the plastic factory. " The middle-aged man said to Zhao Xingguo.

Zhao Xingguo quickly waved his hand. "No, no, no. Before I entered the plastic factory, I coughed