Why just ask? You can get yoursel all the answers by looking at world airline schedules, the China Airlines schedules, or look at an atlas yourself and work it out, and do your own research. As for fuel, for flights like this, fuel loaded would be about 3000kgs x flight time in hours. Fuel remaining likely to be about 2000kgs+ unless roundtrip was carried. Fuel pumps located within centre fuel tank. Brief yourself here:
http://www.b737.org.uk/fuel.htm
then report back when you have done your homework!