share to offset their debts. In this way, they enjoyed the tax reduction policy without taking on the risk of losing money if the sweet potatoes failed."The old farmer grinned and said, "You young peo..."If it had been before, Li Chen would not have asked Zhao Rui this question.But today Zhao Rui's performance surprised Li Chen. He felt that Zhao Rui might provide him with some new ideas.Zhao Rui til...