Because Xu Jin required a significant amount of Star Fallen Iron to upgrade the Candou Platform from Third Tier to Fourth Tier.
The next moment, with a thought from Xu Jin, he sank into the Candou Platform's Jade, and instantly, the upgrade information appeared.
[Eligible for Upgrade: Requires a thousand strands of Starlight, thirty-six Fourth Tier Star Jade pieces, a thousand catties of Iron Essence, a hundred catties of Copper Essence, a thousand catties of silver, a hundred taels of gold, one catty of Star Fallen Iron, and one Millennium Turtle Shell]
Xu Jin had long been aware of the Heavenly Materials and Earthly Treasures needed to upgrade the Candou Platform to Fourth Tier, but he hadn't been too proactive in preparing them.
Mainly because the required items were too many, and at the current stage, they were simply beyond what Xu Jin could gather.
Compared to the materials needed for a Third Tier upgrade, the new requirements were more than ten times greater.
