In the last trade negotiation on Trapped Snake Island, Jiang Yuan agreed to supply Qu Luming with incense for a month, but they had discussed using the second-tier incense at that time.
Now, seeing better incense, Qu Luming is reluctant to make a trade, forcing Jiang Yuan to find a way to make up the difference between the two.
The other party is also well aware that long-term transactions must be built on fairness.
This time you get a little advantage, next time I earn a bit more, belonging to a tacit understanding of mutual considerations, if always taking advantage without end, then there's no way to maintain a friendship.
