Ci gaban masana'antar nunin LED ya zuwa yanzu, gami da nunin COB, ya fito da fasahar tattara kayan aiki iri-iri.Daga tsarin fitilun da aka yi a baya, zuwa tsarin manna tebur (SMD), zuwa bullar fasahar fakitin COB, daga karshe kuma zuwa bullar fakitin GOB...
Kara karantawa