The Huawei P30, P30 Pro, and P30 Lite have been going through network certification processes for agencies in Taiwan and Indonesia. Even though the devices have been listed under their model numbers, it has been possible to tell which device has which RAM and storage options, thanks to the information found on the leaked certificates.
https://www.notebookcheck.net/RAM-and-storage-options-for-Huawei-P30-P30-Pro-and-P30-Lite-leaked.413891.0.html