In fact, if it were spring or summer, Xie Yuan could have simply led people directly to the salt fields by the sea.
This kind of thing is obvious at a glance.
However, it is now the end of the year, the dead of winter, and the salt fields have long passed the "harvest" season.
Xie Yuan could only engage in theoretical discussions.
"...This is the method of salt production. First, you need to demarcate salt fields along the coast. When the southeast wind rises next spring, you can start producing salt!"
Xie Yuan explained in detail and gave reasonable suggestions.
"Can salt be obtained without using a pot or firewood, relying solely on wind and sun?"
The fourth prince's eyes widened in surprise.
This is practically a risk-free business!
The ocean has an inexhaustible supply of seawater, which provides a continuous source of sea salt.
No wonder the Yue Prince's mansion is so wealthy; Helian Jue can raise an army with absolute impunity.
They were not worried at all about trivial matters such as food supplies and military expenses.
It turns out that their royal palace has such a business that requires no investment and yet generates huge profits.
"this--"
The fourth prince was only focused on his astonishment, but Princess Xu realized the value of the salt-making method.
It wouldn't be an exaggeration to call it priceless.
This incredibly valuable secret recipe was so easily revealed to them by Sister Yuan.
Princess Xu was deeply moved by this affection and trust.
Unfortunately, their own prince looked completely dumbfounded and didn't know how to express his gratitude or thanks.
Princess Xu gritted her teeth and pinched the Fourth Prince's waist.
The fourth prince nearly jumped up, looking at Princess Xu with a wronged expression: "...Your Highness, what's wrong with you again? I...I didn't do anything stupid."
Princess Xu looked utterly dejected: You're so stupid, you might as well die!
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