Basicunit
BasicunitisatermcommonlyusedinstatisticsinMainlandChina.Itwasstandardizedinthefirstnationaleconomiccensusthatbeganin2004.ThebasicunitIncludinglegalentities,industrialactivityunitsandself-employedhouseholds.
Legalentities
Legalentitiesaredividedintosingle-industrylegalpersonsandmulti-industrylegalpersons,andmeetthefollowingconditions:
- Establishedaccordingtolaw,thereareOne'sownname,organizationandlocationcanindependentlybearcivilliability. 
- Independentlyownanduse(orauthorizetheuse)ofassets,assumeliabilities,andhavetherighttosigncontractswithotherunits. 
- Independentaccounting,abletopreparebalancesheet. 
- Legalpersonsincludeenterpriselegalpersons,publicinstitutions,governmentagencies,socialorganizations,andotherlegalpersons. 
Enterpriselegalperson
Enterpriselegalpersonreferstothe"RegulationsontheAdministrationofEnterpriseLegalPersonRegistrationofthePeople'sRepublicofChina","RegulationsontheAdministrationofCompanyRegistrationofthePeople'sRepublicofChina",etc.Anenterprisethathasbeenregisteredwiththeadministrativeorgansforindustryandcommerceatalllevels,obtainedthe"BusinessLicenseofEnterpriseLegalPerson",andobtainedthestatusofalegalperson.Including:
- Company. 
- Non-corporateenterpriselegalperson. 
- Individualswhodonothavethestatusofalegalpersonwhohavebeenregisteredbytheindustrialandcommercialadministrationsatalllevelsandhavereceivedthe"BusinessLicense"inaccordancewiththe"SoleProprietorshipLaw"and"PartnershipLaw"Soleproprietorshipandpartnershipenterprisesareregardedasnon-corporateenterprisesaslegalpersons. 
Institutionallegalperson
PublicinstitutionlegalpersonreferstotheapprovaloftheStateCouncil’sinstitutionalestablishmentmanagementdepartmentandtheregistrationorfilingofthenationalinstitutionregistrationmanagementdepartment.Orapublicinstitutionthathasbeenapprovedbytheestablishmentmanagementdepartmentofaninstitutionatorabovethecountylevel,registeredorfiledbytheregistrationmanagementdepartmentofaninstitutionatorabovethecountylevel,andobtainedthe"CertificateofPublicInstitutionLegalPerson"andobtainedthequalificationofalegalperson.Institutionalentitiesinclude:
- Alllevelsofcommittees(partycommittees)oftheCommunistPartyofChinaandinstitutionsdirectlyundergovernmentsatalllevels. 
- PublicinstitutionsorganizedbyinstitutionsdirectlyundertheCentralCommitteeoftheCommunistPartyofChinaandtheStateCouncil. 
- PublicinstitutionsorganizedbythePeople’sCongress,CPPCC,courts,procuratorates,andvariousdemocraticpartiesinthePeople’sRepublicofChina. 
- PublicinstitutionsorganizedbythePartycommitteesandgovernmentdepartmentsatalllevelsoftheCommunistPartyofChina. 
- Apublicinstitutionorganizedbyasocialorganizationthatusesfinancialfunds. 
- State-ownedenterprisesandotherorganizationsusestate-ownedassetstoestablishpublicinstitutions. 
- Inaccordancewiththelaworrelevantregulations,otherinstitutionsthatshouldberegisteredbytheregistrationmanagementorgansatalllevels. 
Institutionallegalperson
Organizationallegalpersonreferstopoliticalpartiesandgovernmentagenciesatalllevels.Institutionallegalpersonsinclude:
- CPCcommitteesatandabovethecountylevelandtheirrespectiveworkdepartments. 
- People'scongressorgansatandabovethecountylevel. 
- People'sgovernmentsatandabovethecountylevelandtheirrespectiveworkingdepartments,aswellasregionaladministrativeoffices. 
- Politicalconsultationconferenceorgansatandabovethecountylevel. 
- People'scourtsandprocuratoratesatandabovethecountylevel. 
- Democraticpartiesatorabovethecountylevel. 
- CountyandtownshipcommitteesoftheCommunistPartyofChinaandthepeople’sgovernment. 
Socialorganizationlegalperson
Socialorganizationlegalpersonreferstothe"RegulationsonRegistrationandAdministrationofSocialOrganizations",approvedbytheCivilAffairsDepartmentoftheStateCouncilandlocalpeopleatorabovethecountylevel.Varioussocialorganizationsthathavebeenregisteredorfiledbythecivilaffairsdepartmentofthegovernment,andhavereceivedthe"SocialOrganizationLegalPersonRegistrationCertificate".Andmassorganizationsthatdonotneedtoregisterasalegalpersoninaccordancewiththelaw,andaremanagedbytheorganizationmanagementdepartment.Socialorganizationsandlegalpersonsinclude:
- Academicassociations:varioussocieties,researchassociations,etc. 
- Industryassociations:variousassociations,chambersofcommerce,etc. 
- Professionalsocieties:variouspromotionassociationsengagedinprofessionalbusiness,etc. 
- Unitedsocieties:variousfederations,sororities(classmates,alumni),etc. 
- Othermassorganizations:laborunions,CommunistYouthLeague,etc. 
Otherlegalpersons
Otherlegalpersonsrefertounitsthatmeettherequirementsoflegalpersonsexceptforcorporatelegalpersons,agencylegalpersons,andsocialgrouplegalpersons.Including:
- Residentcommitteesandvillagecommitteesapprovedtobeestablishedinaccordancewiththe"OrganizationLawofResidentCommitteesofthePeople'sRepublicofChina"and"OrganizationLawofVillagersCommitteesofthePeople'sRepublicofChina". 
- Foundation:Inaccordancewiththe"FoundationManagementRegulations",theMinistryofCivilAffairsandtheprovincialcivilaffairsdepartmentshaveapprovedtheregistrationandreceivedthe"FoundationLegalPersonRegistrationCertificate". 
- Accordingtothe"InterimRegulationsontheRegistrationandManagementofPrivateNon-EnterpriseUnits",theCivilAffairsDepartmentoftheStateCouncilandthecivilaffairsdepartmentsoflocalpeople’sgovernmentsatorabovethecountylevelhaveapprovedandregisteredtoreceive(LegalPerson)RegistrationCertificate"forprivatenon-enterpriseunits. 
- Aunitthatisapprovedandestablishedbyotheradministrativedepartmentsinaccordancewithrelevantlawsandregulationsandisqualifiedasalegalperson. 
Industrialactivityunit
- Toengageinonekindormainlyengagedinonekindofsocialeconomicactivityinaplace. 
- Relativelyindependentorganizationofproductionoperationsorbusinessactivities. 
- Abletograspthebusinessaccountingdatasuchasincomeandexpenditure 
- EstablishedwiththeapprovaloflegalproceduresandcannotindependentlybearcivilliabilityTheunitisrecognizedasanindustrialactivityunit.Including:enterpriselegalpersonbranchesorbusinessunitsthathavebeenregisteredbytheadministrativeauthoritiesforindustryandcommerceatalllevelsandreceivedthe"BusinessLicense",aswellasapprovedbytheregistrationauthoritiesatalllevels,civilaffairsandotherregistrationauthorities,orregisteredbythevariouslevelsinaccordancewithrelevantlawsandregulations.Branches,dispatchedoffices,orrepresentativeofficesofgovernmentagencies,publicinstitutions,andsocialorganizationlegalpersonsapprovedbytheadministrativedepartment. 
- AnorganizationestablishedwithinalegalpersonwithouttheapprovaloflegalproceduresisrecognizedasanindustrialactivityunitincompliancewithArticle9oftheseregulations. 
Single-industrylegalperson
Thelegalpersonunitislocatedinonlyoneplaceandmainlyengagesinonetypeofsocialeconomicactivity,whichiscalledasingle-industrylegalperson.Asingle-industrylegalpersonisalsoanindustrialactivityunit.
Multi-industrylegalperson
Alegalentityiscalledamulti-industrylegalpersonthatengagesinmultipleeconomicactivitiesorislocatedinmultiplelocations.Amulti-industrylegalpersoniscomposedoftwoormoreindustrialactivityunits.

Self-employedhouseholds
Self-employedhouseholdsrefertoatypeofhouseholdsinwhichtheproductionmaterialsareownedbytheindividual,basedonindividuallabor,andtheresultsofthelaborareownedandcontrolledbytheindividual.Businessunit.Theseinclude:
- Individualbusinessesthathavebeenregisteredwiththeindustrialandcommercialadministrationsatalllevelsandreceivedthe"BusinessLicense"inaccordancewiththe"GeneralPrinciplesoftheCivilLaw"andthe"InterimRegulationsontheAdministrationofIndividualIndustrialandCommercialHouseholdsinUrbanandRuralAreas"Household.Specifically,itreferstotheself-employedcitizenswhoareengagedinactivitiessuchasindustry,commerce,construction,transportation,catering,andservicewithinthescopeofthelaw,approvedandregisteredinaccordancewiththelaw. 
- Accordingtothe"InterimRegulationsontheRegistrationandManagementofPrivateNon-EnterpriseUnits",theCivilAffairsDepartmentoftheStateCouncilandthecivilaffairsdepartmentsoflocalpeople’sgovernmentsatorabovethecountylevelhaveapprovedtheregistrationandreceivedthe"PrivateNon-EnterpriseUnits"(Partnership)RegistrationCertificate"or"PrivateNon-EnterpriseUnit(Individual)RegistrationCertificate". 
- Urbanandruralself-employedhouseholdswhohavenotobtainedthe"BusinessLicense"buthavearelativelyfixedplaceandhaveactuallyengagedinself-employmentactivitiesformorethanthreemonths.Butitdoesnotincludesomepart-timeindustrial,commercialandotheractivitiescarriedoutbyfarmerfamilieswithauxiliarylabororusingtheirleisuretimeinthefarming. 
Contentsofunitstatistics
Itincludesstatisticsofenterpriseunits,statisticsofpublicinstitutionsandstatisticsofothersocialorganizations:
- Statisticsofenterpriseunits 
Statisticsofenterpriseunitsarestatisticscarriedoutbyvarioustypesofenterprises.Itsstatisticalobjectsincludeobjectivephenomenainsidetheunitandobjectivephenomenaoutsidetheunit.Theobjectivephenomenonwithinanenterprisecanbecalledeconomicconditions.Theobjectivephenomenonoutsidetheenterpriseunitcanbecalledtheeconomicenvironment.
- Statisticsofpublicinstitutions 
Statisticsofpublicinstitutionsarestatisticsconductedbyvariouspublicinstitutions.Itsstatisticalobjectsalsoincludeobjectivephenomenainsidetheunitandobjectivephenomenaoutsidetheunit.Theobjectivephenomenoninsidetheinstitutioncanbecalledtheconditionofcareerdevelopment.Theobjectivephenomenonoutsidetheinstitutioncanbecalledtheenvironmentofcareerdevelopment.
- Statisticsofothersocialorganizations 
Statisticsofothersocialorganizationsaredeterminedbygovernmentagenciesatalllevels,variousenterprises,andStatisticsconductedbysocialorganizationsotherthanvariouspublicinstitutions.Itincludesstatisticsconductedbyvariouslevelsoflegislative,judicial,procuratorialandotherstateagencies,andstatisticsconductedbyvarioussocialorganizationssuchasmassorganizations,industryassociations,professionalassociations,andacademicgroups.Itsstatisticalobjectsincludeobjectivephenomenathattheyneedtounderstandandmaster.
