IAW=in accordance with
     I.C.C.=institute cargo clauses, International Chamber of CoMMerce
     ICW=in connection with
     IFMN=infomation
     IL.,I/L=import licence
     IMM,IMMED=immediate（ly）
     IMMD,IMMET=immediate
     IMMDLY,IMDTLY=immediately
     IMP=import
     IMPRV=improve
     IMPS=impossible
     IMPT=important
     IMPVD=improved
     IN=inch
     INCD,INCLDD=included
     INCDG=including
     INCL,INCLD=include
     INCL=inclusive
     INCR,INCRE=increase
     INCRCT,INCOR=incorrect
     INDIV=individual
     INF,INFM=inform
     INFMD=informed
     INFMG=informing
     INFMTN,INFN,IFMN=information
     INFO=infomation
     INP=if not possible
     INQ=inquire
     INQRY=inquiry
     INS=insurance
     INST=installment
     INSTRCTN,INSTN=instruction
     INSUR=insurance
     INTL=international
     INTRST（D）=interest（ed）
     INTST=interest
     INV,IVO=invoice
     INVEST,INVSGT=investigate
     INVSGN=investigation
     I/O=instead of
     I.O.P=irrespective of percentage
     IOT=in order to
     IOU=I owe you
     IRRESP=irrespective
     IRREV,IRVCBL=irrevocable
     ISO=International Standards Organization
     IVO=in view of