ight: "Your Highness, this thing can bring immeasurable profits...""Go ahead and do it."Li Chen said calmly, "I will give you the recipe and teach you how to make it in detail. The production and sale...ugh for a nation as large as the Qin Dynasty, two million taels is just a drop in the bucket, it is a very positive signal.Besides, Li Chen also understood human nature deeply. The soap production tec...