Originally Posted by Benzbrake
The retrofit work is not going well so far as the head unit does not support Chinese. He is helping me to order another one. Overall he has been very helpful and I actually retrofited COMAND in my previous W204 via him too. I shall keep updating you once the whole work is done.
How abt the workmanship (i.e. any damaged trim panels, loose items etc)? The headunit, if ordered at time of production, is unique for HK/MAC/TW markets. They can probably hack a EU or US unit to work with HK maps. Does ur current HU have a Sirius label?