US online sales were up 33 percent on Thanksgiving this year, according to web analytics firm IBM Coremetrics.

SHANGHAI'S key stock index closed above 3,100 points on the last trading day of the week after positive macroeconomic figures reinforced investors' sentiments that the economy is recovering.

It has recently moved a Shanghai-based chip assembly and testing factory to an existing plant in Chengdu city in West China, which helped the company to cut carbon emissions in production and transport.

The Wuhan environmental protection bureau told CCTV the city had paid Hanyang District 1.6 billion yuan (US$264 million) to relocate people near the Guodingshan plant. However, no one knew where the money had gone, CCTV said.

China's top leaders have called for the country to become more innovative in science and technology, and for these systems to be reformed in a bid to build scientific power.