That news was out this afternoon on the wires, didn't seem to affect the stock. Of course, even if C announced a trillion dollar profit it still wouldn't breach 4 until after Goldman allows it.
here demeto. market makers earn the spreads in every bond
trade which are typically in the millions or billions of dollars http://www.euromoney.com/Article/2172544/Chinas-corporate-bond-market-China-fills-corporate-pipeline.html
Hope that answers yours question.