David Wong is the sales executive (firstname.lastname@example.org - tel: 9769-5569) and they're located at 20 Sin Ming Lane #02-63, Midview City, Singapore 573968. Website = http://www.pma.com.sg
As you will see on their website, they mainly do IB and IGCSE textbooks. (In fact, their website doesn't seem to indicate they carry library supplies.)
PM Associates' library products come from Neschen, a German company. See, for example, their book care products here.
One thing in their catalog which I've been looking for locally is a tape rolls dispenser:
Anyway, welcome to PM Associates.
I've put them in our Suppliers spreadsheet (click for link here). Remember everyone is welcome to add to that list.