iPadOS 12.0.1 (build 16A404) is an official Apple over-the-air update for the iPad Air (China), released on 2018-10-08T17:07:50Z. The update package is 1.55 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5077f5a8b4f91c09ea0b84bbbfd9d634391ebbda.zip.