Unlike the U.S., where there is no pre-order period for the full-priced Apple iPhone 5s, Apple is allowing Chinese iPhone 5s buyers to reserve their unit, basically a process being done to prevent the violence that erupted when the Apple iPhone 4s launched in the country in January 2012; under the new system, a Chinese consumer interested in the Apple iPhone 5s texts a special phone number to receive a booking code...
Source: http://www.phonearena.com/news/Reservations-for-Gold-and-Silver-Apple-iPhone-5s-are-sold-out-in-Beijing-and-Hong-Kong_id47497
Source: http://www.phonearena.com/news/Reservations-for-Gold-and-Silver-Apple-iPhone-5s-are-sold-out-in-Beijing-and-Hong-Kong_id47497