After strolling past Pakistani food stalls on the first floor of Hong Kong’s ramshackle Chungking Mansions tower block, Dixon, a 32-year-old trader from West Africa, points to one of the bustling market’s most popular products. “See, this one looks like a BlackBerry,” he says, peering through a glass case at a white knockoff version of Research In Motion Ltd.’s signature smart phone. “That’s why I love ‘China phones.’ People say they’re sexy.”