Cxorcist - you CAN strike!
Contrary to popular belief among pilots in HK, it is perfectly legal to strike. Just last year dock workers went on strike for 40 days, eventually gaining a 9.8% wage rise for their efforts ... And construction workers, " bar-benders", did the same some years earlier.
The reason a strike is never seriously considered by the mainly expat pilot community is that the average overheads of a pilot with family in HK are so horrendously high ...
If you want more info, just contact the CTU and they will tell you how to go about it.