People jokingly say the first-generation mobile phones can be used as a weapon, a twisted reference to its bulky size and heavy weight. Since then mobile phones have become amazingly small and light. Now the worldwide mobile users will be awed at the 8mm-thick mobile phone, the slimmest one available in today's market. The world's first ultra slim mobile phone was manufactured by a Korean company by the name of VK Mobile. Let's take a look at how VK Mobile was able to come up with this sensational new communication gadget.