Nice! I can hear this every morning from here but the splatter from China always makes reception to poor to write for a QSL 
I wonder if China and Vietnam being mortal enemies for centuries plays into the radio interference?
absolutely.. when i lived in alaska the last time a few years ago, id hear their english broadcast sign on at 9730khz, i forget the time. .and a few seconds later, CRI would crash land on 9730 with the most obnoxious music possible and drown them out