1.   Xu wonders, for example, why foreigners investors are so worried about trade debt, known as triangular debt, among Chinese companies.

2.   However, such controls could be undermined by a growth in triangular debts, as state enterprises delay payments to other firms and instead use any capital for investment.

3.   Despite success in moving towards the target, SSB reports have shown overall economic efficiency to be falling while triangular debts among enterprises has increased.

4.   Despite the growth, the Xinhua news agency quoted SSB officials as saying triangular debt and a shortage of capital were still hampering industrial efficiency.