Originally Posted by
nonesuch flyer
I would also add that you can get a short term (72 hour?) visa at no cost at passport control. I have done this but with true transit situations such as HKG-PEK-KUL and an overnight stay. On a KUL-PEK-KUL turnaround you may get a extended review of the type I described.
24- or 72-hour transit without visa (TWOV) is available for travel to a third country where China is a transit country. (KUL-PEK-KUL is ineligible for any type of TWOV.)