CCTV's Rui Chenggang
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Challenges for China's economy, according to CCTV's Rui Chenggang

It is not just world leaders who descend upon the Swiss village of Davos for the World Economic Forum - the world's media also flock to the resort.

The BBC's Tanya Beckett took the opportunity to discuss the challenges facing China's economy with one of the country's best known TV news reporters - Rui Chenggang from CCTV.

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