iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad Air (China), released on 2018-09-12T19:05:11Z. The update package is 1.21 GB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d1e37d8865ca5613d6f2d87ce5b060afd034cd06.zip.