Mr Hoyle: Says Vodafone continues to leverage Singapore's strategic geographic position by investing in cable systems to scale up the company's sub-sea cable capacity BRITAIN'S Vodafone Group plc is the world's second-largest mobile-phone telecommunications company, both in terms of subscribers and revenue, behind China Mobile. While China Mobile rides on one huge advantage - its domestic market where the sheer number of mobile-phone users skews market metrics in its favour - Vodafoneis a more global company with operations spread across the world.