###Summary:DetailedEligibilityCriteriaandRegistrationProcessforCET-4，TheCollegeEnglishTestBand4(CET-4)isastandardizedEnglishproficiencyexaminChina,primarilyforcollegestudents.ToregisterforCET-4,candidatesmustmeetspecificeligibilitycriteria.Firstly,onlyfull-timeundergraduatestudentsareeligible,typicallyintheirsecondyearofstudyorabove.Secondly,studentsmusthavecompletedtheircollegeEnglishcoursesandobtainedthenecessarycredits.Additionally,someuniversitiesmayrequirestudentstoachieveaminimumscoreintheircollegeEnglishexamsbeforeallowingthemtoregister.，Theregistrationprocessusuallyinvolvesthefollowingsteps:First,studentsneedtologintotheofficialCETwebsiteusingtheirstudentcredentials.Then,theymustfillouttheonlineapplicationformwithaccuratepersonalandacademicinformation.Aftersubmission,studentsarerequiredtopaytheregistrationfeethroughthedesignatedpaymentportal.Finally,theyshouldprinttheconfirmationreceiptforfuturereference.，Toensureasmoothregistration,studentsshouldregularlychecktheofficialannouncementsfordeadlinesandanychangesintheregistrationprocess.Itisalsoadvisabletoprepareallnecessarydocumentsandinformationinadvancetoavoidanylast-minuteissues.