Got these codes off the back of the Chinese livestream for the forthcoming patch 1.4 - lock these codes in for your account before they expire!
KTNSCQWW922M - 100 Primogems + 10 Mystic Ores
ET7ADQFF8KJR - 100 Primogems + 5 Hero's Wit
PSNTC8FEQK4D - 100 Primogems + 50,000 Mora
Some short non-spoiler updates from the livestream
* Livestream (CN) link here
* 1.4 Update Trailer, thanks thekingofcheese link here
* Childe + Venti banners!
* Otome (dating) mechanics for Barbara, Noelle, Chongyun, Bennet and more to come link here
* Condensed resin cap increased from 3 to 5
* KFC Wings (Gliders) to come to non-CN servers in due course, a future announcement to be made by July 2021