Learn more about China's debt with this free to read article: 'Unpaid bills add to China debt problems as receivables mount': http://on.ft.com/1VVpmNY<br /><br />The FT's Gabriel Wildau looks at how and why China's debt levels have risen so high and so quickly.<br /><br />► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes