iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad Air (China), released on 2016-03-21T18:55:53Z. The update package is 1.09 GB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9c510cae9ff8b21c7f647ad80a325ff421c26726.zip.