on. "And all of this," he said, "only requires you to impersonate me once."The man before Duan Jijiang seemed hesitant.But thinking of the reunion with his family and the temptation of a thousand tael...Chapter 685 Is that all.The first one is a crop called sweet potato, which can be used as a staple food.Another is that its yield is ten to twenty times that of ordinary grain.What is the conceptIf true, it could alleviate...