Iche iche na ngwaahịa nke uzo Metal Detector, na-enye ngwaahịa oyiyi na isi kwa na onye ọ bụla uzo Metal Detector na Door ụba uzo Metal Detector; Anyị bụ ndị a ọkachamara Chinese emeputa nke uzo Metal Detector, na-atụ anya gị imekọ ihe ọnụ!