Uru anyị

Enwere patent 70 nke DADA nwetara, nke sitere na Korea, Brazil, Malaysia, Russia na
China kwa afọ DADA na-etinye maka ikike ikike 4-9, ihe dịka 1 ~ 2 patent maka mepụtara, patent fọdụrụ maka ụdị ịba uru.