GB: GB shine taƙaitaccen pinyin Sinawa na "Ƙa'idar ƙasa", wanda ke nufin ma'aunin ƙasa na Jamhuriyar Jama'ar Sin.

ISO: Takaitacciyar Turanci na Ƙungiyar Ƙasa ta Duniya. Cikakken sunan ta shine International Organization for Standardization ko International Organized Standard

IEC: shine taƙaitawar Hukumar Fasaha ta Ƙasa ta Ƙasa (International Technical Electro Commission). Ita ma kungiya ce mai zaman kanta ta kasa da kasa da kuma kungiyar tuntuba ta Grade A ta Majalisar Dinkin Duniya da Majalisar Tattalin Arziki. An kafa ta a hukumance a cikin 1906 kuma ita ce ƙungiyar ƙwararrun ƙasashen duniya na farko.

IEEE: Cibiyar Injiniyoyin Injiniya da Lantarki (IEEE) Cibiyar Injiniyan Lantarki da Injiniya (IEEE) ƙungiya ce ta duniya ta fasahar lantarki da injiniyoyin kimiyyar bayanai. GB shine takaitaccen ma'aunin pinyin Sinanci na ƙasa. Matsayin kasa na kasar Sin.

IEC: Takaitacciyar Hukumar Ƙasa da Ƙasa ta Ƙasa ce. Daidaitaccen ma'auni shine ma'aunin da wannan Ƙungiyar Ƙasa ta Duniya ta Kafa, wanda shine mafi ƙimar ƙasashen duniya da masu aikin lantarki suka fahimta.

ISO shine taƙaitaccen Ƙungiyar Ƙasa ta Duniya, kuma ana nuna daidaiton daidai ta lambar ISO+, wacce ta fi girma fiye da daidaiton IEC. IEEE shine taƙaitaccen Cibiyar Injiniyan Lantarki da Injiniya, kuma ƙa'idodinsa sun ƙunshi filayen sararin samaniya, kwamfutoci, sadarwa, biomedicine, iko, da kayan lantarki.