sorry i can't write chinese in this computer so i just write in english.
CPR for adult in 2013 and before we are using CAB with 30 chest compression and 2 breath.
end of 2013 KKM is changing the CPR method to 100 chest compression in view of adults normally having cardiac cause in origin.
But for infant they still using ABC method with 2 breath and then 15 chest compression.
hope i answer your question