iPadOS 9.9.11.4 (build 15F79) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2018-05-29T17:13:56Z. The update package is 1.37 GB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 72c9a19a180ab6466b52d0f75532c17ac6eb0751.zip.