The red brick and stone, the smoke and soot, and the sounds and smells of Old Shanghai provide sharp relief to the shiny new Pudong financial centre across the river.

BBC: Reliving Shanghai��s 1930s past

The two-year-old startup, which is headquartered in Stockholm and has offices in New York and Shanghai, uses eye-tracking technology to gauge the effectiveness of print and online ads, packaging designs and website and store layouts.

FORBES: Eye-Tracking Study Finds iPhone, iPad Draw More Attention Than Android Devices

Back in town, we take you for a stroll along Shanghai's Bund ( Road Trip), where everything old is new (and so is what's actually new, for that matter...).

FORBES: Editor's Note