The design for the next Gen USN destroyer mirrors the Type 055, but instead the USN destroyer has a lot of advanced tech under its skin, in terms of propulsion (IEP), EW, comms, and weapons. All areas China can catch up in the next 10 years. Propulsion especially on the back of their commercial developments.
On tilt rotor craft, the Chinese are trying to work with the Italians (AW 609). Considering their past cooperation with European helicopter manufacturers, it’s likely that tech will be absorbed into the Chinese eco-system by the mid-2030s. Leonardo started work with bell on what became the AW-609 in 1998, 26 years ago. By the mid 2030s you will have the full 35 year development cycle complete. Besides the AW-609 has been going through its certifications for years now:
The basing will be the hardest thing for China, but once again, replenishing at sea and a large fleet size will when to compensate for the foreseeable future.