5/ Years ago it was an epicenter of trade; around 2010 more than 20% of all mobile phones sold in Sub-Saharan Africa could be traced through CkM (and very likely many more had, too). If you were a trader you might go there to arrange purchase of five thousand mobile phones, to be resold in the markets of Tanzania. If you were middle class in your home country, but not in the context of the global economy, you might go to HK on vacation, then buy a suitcase of phones...