GCTEe khethehile ka lisebelisoa tsa likoloi, lisebelisoa tsa ntlo ea lisebelisoa tsa elektroniki, joalo ka e 'ngoe ea likhoebo tsa nts'etsopele, tlhahiso le thekiso, lihlahisoa tsa mantlha ke: terminal, likarolo tsa polasetiki, sehokelo, likarolo tsa likoloi tsa elektroniki le kopano e kopanyang mefuta e supileng ea mefuta e 1000 ea lihlahisoa tse sebelisoang haholo koloi.sethuthuthu, komporo, sehatsetsi, mochini o hlatsoang, micro boiler le mefuta eohle ea lisebelisoa tse ling tsa motlakase.