Dutanga ubwoko bwinshi butandukanye bwimikorere ya lapel pin, kandi tugatanga, zinc alloy, umuringa na plaque ya kera irangiza.Twakoresheje uburyo bukurikira kugirango dukore igishushanyo cya nyuma:
Dutanga ubwoko bubiri bwa emam, bushobora kuba bwanditse cyangwa bworoshye gukoraho.
Nibikorwa byimyaka 2000 enamel ishobora kubyara pin ya nyuma hamwe no gukorakora neza.Bitandukanye na enamel ikomeye na enamel yoroshye, cloisonne ifite ibara rigarukira.
Niba ushaka 3D cyangwa pin hamwe nuduce duto duto, ubu buryo ni amahitamo meza.
Niba ukeneye gutumiza vuba, tekinoroji ni amahitamo meza-ubu ni bwo buryo bwihuse dushobora kubyara.