South Korean giant LG trailed with its Optimus Pro, at 5.5 inches. ???it is a growing trend, especially in Asia, and a lot of these phones are favoured by women, women who do not have to worry putting it into their pockets, they carry it in their purse,??? said Ken Hong, communications director at LG. More than 120 million tablets were sold worldwide in 2012, up 50 percent from the previous year, an