{HEAD ~ A hot/cold water inlet and outlet structure} for a ceramic core shaft of a single handled faucet has a valve housing, a switch valve set, {TAIL ~ a valve mount}, an upper switch valve, a lower switch valve, and a sealing ring wherein the valve housing has a valve chamber disposed at the interior thereof for the switch valve set and the valve mount thereof to be adapted therein respectively 
has
{ HEAD ~ A hot / cold water inlet and outlet structure } for a ceramic core shaft of a single handled faucet has a valve housing , a switch valve set , { TAIL ~ a valve mount } , an upper switch valve , a lower switch valve , and a sealing ring wherein the valve housing has a valve chamber disposed at the interior thereof for the switch valve set and the valve mount thereof to be adapted therein respectively
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