https://www.bbc.co.uk/sport/football/38065587

Choo said the club must adhere to Malaysian regulatory controls during the process of clearing the debt.

I don't know Malaysian law but it might be like China where it is difficult to get money out. That's where Villa have come unstuck, the Chinese government won't allow Xia to pump money in anymore. I hope he converts them sooner rather than later, having said that, now we're in the Prem, he's probably going to pay off a decent chunk of the debt.