"China remains a key market for the group".
With the UK being a key market for Amazon, that seems very possible.
"Japan is absolutely a key market for Google," said Koichiro Tsujino, president of Google Japan.
Car dealer Inchcape is down 5.5p at 621.5p, since the country is a key market for luxury vehicles.
Once the key market for advertisers on daytime television, happy homemakers touting cleaning products now rarely feature in TV ads.
Europe has historically been a key market for American jazz in album sales, in its extensive festival circuit and in year-round gigs.
VNU's warning was due largely to its trade journals being hit by weak advertising sales, particularly in the US - a key market for Lord Hollick's United.
Though sales to the European Union, a key market for UK marques, were hard hit, exports to destinations including China, Russia and the US helped boost demand.
But chipmaker Arm is down 16.5p at 620.5p after South Korea's LG cut its sales forecasts for smartphones, a key market for the UK company.
The new owners have appointed William Flanz, the former boss of Gucci, as chairman of Cath Kidston and have identified Asia as a key market for the brand.
Mining shares were among the leading fallers, both on the eurozone's economic problems as well as renewed worries about a slowdown in China, a key market for commodity companies.
