Zhao Han felt that this method was feasible, he didn't need the kind of glass that was completely free of impurities, he only needed to be able to transmit light.

Zhao Han finalized the plan for planting potatoes in his heart, and waited for Qiu Xin to bring people back in the hut.

After about half an hour, he heard the sound of horses' hooves coming from outside the hut, and a dragon guard hurriedly went out to check, and then walked in with a happy face.

......

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