Here's a link 2 qvl 4 board click compatible devices/ memory modules 2 download list of supported modules kingmax isn't on it so I can't say with any certainty it will work. There ought to be a good range of ddr3 available for it search each part number 4 best prices.
I've noticed that yeah, sad story that i can only order this ram from foreign countries because i can't find such in mine. The only good thing is that i can find intel core 2 quad cpus for this motherboard at affordable price.