SMT patch workshop PCBA layin walda Layin na'ura Rubutun tabbatarwa guda uku Rubutun tabbatarwa guda uku Module line Cikakken tsarin sarrafawa Layin na'ura Layin ƙaddamarwa Layin na'ura Cikakken tsarin sarrafawa Cikakken tsarin sarrafawa Yankin gwaji na R & D Hanyar mita uku anechoic chamber Hanyar mita uku anechoic chamber