There 's just so much underbidding .

有太多出价过低的活。

The companies may be deliberately underbidding for the right to build new projects and then planning to go back to the government later and demand compensation once the projects lose money .

这些公司可能故意以低价中标获得建设新项目的权利，然后一旦项目赔钱就打算找政府要补偿。