Lenovo Group, the world’s largest personal computer maker, maintained its market leader position globally and at home in the third quarter despite a cancelled blockbuster IPO in Shanghai and a debt controversy. The Beijing-based company came ahead of competitors HP, Dell and Apple in the three months ended September 30, having shipped 20.2 million desktops, notebooks and workstations worldwide – a 4.6 per cent increase from a year earlier, according to research firm Canalys. In a separate report published in October, research firm IDC recorded a 3.1 per cent growth in PC shipments for Lenovo in the third quarter. Lenovo,...