C125 Who Is Lying to Who?

"Are you using these for watering?" Van Hai asked in surprise.

Gu Yingchu nodded. "Yeah, I couldn't find the right hoses, so I'm using these as a substitute. I came up with this myself to control the humidity for the mushrooms."

Van Hai was momentarily taken aback. He had never seen anything like this before. But he had to admit, the environment for the mushrooms was well-controlled