Profile: Manorshi Electronics Co.Ltd. is a manufacturer of acoustic components in China. We supply all kinds of acoustic and security components such as piezo buzzer(active), piezo buzzer(passive), magnetic buzzer(self-drive), smd buzzer, mechanical buzzer, We also make ultrasonic sensors, distance measuring sensors, in Water proof type & Open type, and other related products such as speakers. Our products are used in electric appliances, computers, cordless phones, alarm systems and parking systems.