for sandisk 4gb last check at mid valley IT shops is around the region of RM450-RM480
This is the version for the fastest transfer rates compared to those sony MSPD.

PSP packs now that comes with 4GB is around the region of RM900-1100 depends on which shop so i suggest those interested to look and shop around for prices before making purchases.

Yes now all PSP manufractured is made in CHINA, this is for sony to cut cost on the productions of the PSP hardware.
Special limited editions versions like the KONAMI style premium pack comes with Japan PSP units, real anaconda PSP case and strap

But import shops are making a killing by selling those limited to 2000 units in Japan, Metal Gear Solid Portable Ops Premium Pack for RM2000.00