Huawei China has announced a timeline to release an official version of EMUI 10 (not beta) for Huawei P30 series and Huawei Mate 20 series smartphones, which is as follows.
Mid-November:
Huawei P30
Huawei P30 Pro
Mid to Late November:
Huawei Mate 20
Huawei Mate 20 Pro
Huawei Mate 20 X (4G)
Huawei Mate 20 RS Porsche Design