iPadOS 9.9.10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad Air (China), released on 2017-01-23T18:07:24Z. The update package is 1.38 GB. This is a delta (partial) update that requires 8.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 601fa9b0af9a7f9523f049d9ba6f3e3693aab962.zip.