huawei is currently planning to install harmonyos for all devices while leaving support for dual boot to run android in case it can continue to work with google when the u.s.
the mate 30 now works as if it had never had the same ban as mate 20 or many other huawei devices sold worldwide before.
recently, google representatives have officially confirmed that huawei mate 30 and mate 30 pro (likely to launch in september) will not be installed with google applications and
according to information from a few people in the initial test group revealed, hongmeng os and emui, a customizable user interface developed by huawei before has many differences.