How the Gulf got a taste for Vimto
26 July 2013 Last updated at 00:22 BST
The conveyor belts of the Aujan Industries factory in eastern Saudi Arabia churn out more than 20 million bottles of Vimto cordial every year.
Almost all of it is destined for Gulf countries such as Kuwait, Yemen, Bahrain and the UAE as well as Saudi.
First sold in the region in the 1920s, and manufactured in Dammam since the 1970s, it is comfortably the biggest market for the drink outside the UK.
Simon Atkinson reports on how the Gulf got a taste for Vimto.