Have you heard of Alibaba?

Alibaba is the world's biggest e-commerce firm, selling more than either Amazon or eBay last year.

More than 80% of online sales in China take place on one of its websites.

Yet it's still not a household name in the West.

The BBC takes to the streets of London and New York to find out if people have heard of the firm.

Watch more reports on Asia Business Report's website.