iPadOS 11.2 (build 15C5110b) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-11-17T18:13:53Z. The update package is 33.02 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3c0281fd3328a0f1d3fcecaf4f3cf70de124dd99.zip.