C269 Niu Zhen's Secret

Niu Zhen was caught off guard by her promise. He felt like he had jumped into Su Yan's pit. Before he could calm down, Su Yan said again, "You need to find a gentle and fertile land. It would be best if it could be directly exposed to the sun. Then you need bamboo. It would be best if it was an iron frame, but it is too expensive. Then there is the seed