iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad Air (China), released on 2016-03-21T18:55:54Z. The update package is 284.33 MB. This is a delta (partial) update that requires 9.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 62f37a234d34bf8c733648accb4b02f108d1c4fd.zip.