Pokemon: Transmigrated with a Powerful Background and a System?

Several hundred years ago, a cataclysm brought Pokemon into the world. After studying ancient ruins, scientists discovered how to catch them and developed Poke Ball technology, setting off a Trainer craze. Armed with encyclopedic knowledge of Pokemon from his previous life and a System golden finger, the protagonist transmigrates into the heir of a prominent Champion family in Huaxia and embarks on a legendary journey.