China 'is key' to Nokia's fortunes

Nokia's decision to sell its main handset business to Microsoft for 5.4bn euros ($7.2bn; £4.6bn) has created a huge buzz in the technology world.

Nokia was once the number one mobile phone manufacturer, but has long been overtaken by Apple and Samsung.

China is one of Nokia's biggest markets.

But as the BBC's Martin Patience reports from Beijing, the company faces fierce competition there.

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