iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2018-09-12T19:06:03Z. The update package is 1.22 GB. This is a delta (partial) update that requires 11.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 93281af9891be39960858b242cb204425183e8f8.zip.