Dongguan Yongyin Electronic Technology Co. , Ltd. is one of the earliest professional manufacturers to develop and manufacture electroacoustic devices in China. With a history of more than 10 years and an area of more than 2000 square meters, it is a large-scale electronic enterprise in China, there are more than 300 employees, more than 20 technicians, the production line to semi-automatic (with dust-free production workshop) , 50 sets of equipment and more than 5 million fixed assets. The factory is located in Changzhou, China's "city of E-commerce" , in order to better close to the Pearl River Delta market, good customer service. In 2012, we set up a branch factory in Tongsha Science Park, Liaobu, Dongguan. The company specializes in research and production of electromagnetic Buzzer, piezoelectric Buzzer, ultrasonic atomization, transducer, beauty film and circuit, is the domestic market leading technology and a full range of small types of electro-acoustic components manufacturers. Products are widely used in communication products, MP3/MP4, digital recording, Bluetooth headphones, computers, household appliances, electronic toys, automotive electronic components, medical beauty appliances, security alarms and other occasions. With the increasingly fierce competition in the electro-acoustic Industry, Dongguan Shengrui Electronic Technology Co. , Ltd. has gained a place in the domestic electro-acoustic market with its good management, reliable quality, high cost-effective and perfect service. We are honored to have the opportunity to cooperate with various companies in the field of electroacoustic. We will take this opportunity to provide a comprehensive package of electroacoustic products for all companies. I believe that through in-depth exchanges with the companies, both sides in their respective areas of common prosperity and win-win! Welcome friends from all walks of life patronize! We are committed to the highest quality products, and provide the most perfect service!