After taking the purple-gold diamond-shaped token and confirming there was no issue, the beautiful NPC looked at Shi Feng and asked, "Sir, if you wish to upgrade to a three-star shop, you will also need to pay a renovation fee of 3,000 Gold."
Without another word, Shi Feng paid the 3,000 Gold.
Previously, Shi Feng had been busy establishing teleportation coordinates and killing the Aberrant Dragon, so he had not had time to check the income he had earned from the Black Wing Auction House.
Although he had spent 20,000 Gold on the Engineering Vehicle design, the 5,000 pieces of Durable Magic Armor he had sold in Black Wing City had earned Shi Feng a fortune.
After deducting the miscellaneous expenses, he still had nearly 30,000 Gold in his pockets. If those first-rate Guilds learned of this, they would definitely turn green with envy.
Even Shi Feng had not expected Durable Magic Armor to be so popular. In particular, the final 1,500 pieces had sold for no less than 13 Gold 15 Silver each. The fighting Guilds in Black Wing City had practically gone mad fighting over them.
"What a pity there are simply too few people capable of producing Durable Magic Armor. Otherwise, I could earn the hundred thousand-plus Gold needed to establish a city through Durable Magic Armor alone." Shi Feng secretly marveled.
Durable Magic Armor design schematics were extremely rare to begin with, and Forgers with decent success rates were even rarer. At present, there were actually more Durable Magic Armor design schematics than Forgers capable of producing them...
Moreover, as Durable Magic Armor became more widespread, its price definitely would not remain so high. It would already be quite good if it could stay at eight or nine Gold. Once everyone's levels rose and Durable Magic