Huawei has managed to stay in Forbes' Most Valuable Brands list in 2018, and is the only Chinese brand to be listed. It could face difficult challenges in 2018 pertaining to Iranian sanction though.
Huawei os RSS
The United States has been investigating Huawei since 2012. Since that time, Huawei has apparently been working on its own OS, that can be used for smartphones, tablets, and also PCs.