Then our experiences have differed, which is fine.
I've fitted many blue box parts over the last few years and yes some are of poorer quality, but I've yet to find any completely unworkable.
My outlook on it was I'd rather do my rebuild for a reasonable cost fitting Britpart where I can and perhaps fit OE quality stuff where I'd rather.
I've had to go back and replace a couple of items along the way that didn't last as long as I'd hoped, but I'd rather initially fit cheap and replace with better quality later when needed
land rover spare parts dubai, than double or triple my budget to only fit OE quality parts where it might not have been necessary.