Na ngwa ngwa mmepe nke mba ụwa azụmahịa informatization, LED ngosi ngwaahịa e ọtụtụ-eji na ime ụlọ na n'èzí mgbasa ozi, omenala square, azụmahịa ụlọ, hotels, shopping malls, stadiums, ogbo arụmọrụ ndabere na ndị ọzọ ubi.Enwere ike ịhụ na ị ...
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