This fertilizer processing factory was, in fact, the joint project Xu Yi had discussed with Elder Lysania of the Moon Shadow Tribe on his last visit to the Stantin Duchy.
Xu Yi had suggested to Elder Lysania that they use the Elf Race's specialized research into plant growth to develop and sell a material that promoted crop growth. It was sure to be hugely popular with humans.
After some consideration, Elder Lysania had agreed to Xu Yi's idea and spent several months developing the material.
Strictly speaking, it could not really be considered conventional chemical fertilizer. Its raw materials were all natural plant matter, and it was processed using Elf Race-Specific Magic Baking and Brewing, then packaged with the help of some auxiliary magic machinery designed by the Xinfei Merchant Guild.
However, Xu Yi was accustomed to the term "chemical fertilizer" used on Earth, so he had introduced the concept during his discussions with Elder Lysania. Naturally, she had not cared about a mere name, and that was what they had settled on.
Originally, when Xu Yi and Elder Lysania discussed the project, they had planned to open a fertilizer factory in the Stantin Duchy as an experimental base for their initial cooperation. Elder Lysania, however, had taken the initiative to suggest setting it up in the Lampari Kingdom instead.
Thus, after a period of preparation and after Xu Yi had made arrangements with all the relevant parties, this fertilizer processing factory, which operated under the Xinfei Merchant Guild's name just like the Night Song Plastic Processing Factory, had finally been established at Sankton Manor.
They had ultimately chosen Sankton Manor rather than Falling Rain Valley for two reasons. First, Elder Lysania had requested a location as close to human society as possible. Second, the fertilizer produced by the Elf