What you have selected is only PART of the problems raised by the auditors.
The Auditor has already pointed out that there are discrepancies of GST calculations, on what is posted and what is in the account. You bet, they will take action on this problem soon.
Just in case you don't know where to get the report, for 2012/2013 you can find it here
http://www.ahpetc.sg/wp-content/uploads/2014/02/Annual-Report-2012-2013.pdf
The initial auditor report for 2011/2012 only occupies 3 pages but for 2013, it occupies 6 pages. Go figure it out.
Goh Meng Seng