PCT =percent
PCTG=percentage
PENN=Pennsylvania
PHLN=Philippine
PIA =Pakistan Air Lines
P/INV=proforma invoice
P.I.C.C.=The People's Insurance Co. of China
PKG =packing,package
PKTS=packets
PLS,PL=please
PLT（S）=plate（s）
POLY=polyester
POSN=position
POSS,POSSBL=possible
PRC =price
PREV=previous
PROB=probable
PROBM=problem
PROD=prodution
PROX=proximo
PRVS=previous
PRVT=private
P.S.T.,PST=Pacific Standard Time（U.S.A.）
PUR =purchase
PURCHS=purchase
PURP=purpose
PVC=polyvinyl chloride
PYMT=payment
，外贸函电常用缩略语(11)