Ịkụ ala Ịcha ihe Brown oxide Etching Lamination Ọkụ Laser Nnwale AOI Ntugharị Ịkwọ ụgbọ mmiri (MC PCB) Na-ekpughe (MC PCB) Ihe ngosi (MC PCB) Ihuenyo silk (MC PCB) Osisi Osisi
