Gather necessary files by googling nbdmifit-2.03.zip (which are the HP dmi fit tools), from the Chinese site. Gather your laptop info: Serial (below battery), SKU (product number), PCID (remove back panel) and System Board CT (look through the holes in the metal plate, its 14 digits from the left to right on a white label). So, as a last resort and without breaking any copyright laws, I used wndmifit64.exe from HP.
If the laptop were under warranty fine, I would have gone to HP directly, but that was not the case. Building a CustoMac Hackintosh: Buyer's Guide