We are a team based in Hong Kong, also running iPhone4HK.com, the well-known iOS device tutorial and service website in Hong Kong, with extreme good reputation.

Our team started to serve iOS device users since 2008, providing iOS device tutorial, online forum support and on-site services. We are also distributing GEVEY™ products such as Universal Activation SIM and GEVEY™ Ultra S Turbo SIM.

iPhone-OfficialUnlock.com is our international extended website, providing IMEI based official iPhone SIM unlock service, because we see the great demand of a SIM unlock with no hardware required, and customers are willing to upgrade the iOS version freely.

IMEI based iPhone Unlock is well-developed now, we cooperate with carriers and providing official Apple unlock which just need to activate via iTunes, this official authorized service does not void the warranty. Your iPhone will be permanently unlocked which means you can freely upgrade the iOS version or sync with iTunes.