If they do not want to spend money on a listing is a bad sign. It seems that here creates the appearance of a working project...
It seems that they are doing well, especially considering the latest news about the partnership with Huawei. In a week, Huawei top managers should visit the Arcona office, then we will have more information.
It is assumed that the developed Arcona platform will be installed on the top Huawei smartphones which prepare for release in 1 quarter 2020.
Hopefully what you say is indeed true that the Arcona platform will be installed on a Huawei smartphone and if that really materializes of course that's good news for Arcona