Shenzhen Besder Technology Co., Ltd.

Shenzhen Yianda Electronic Co. LTD, officially established in 2006 is a Security company which specializes in R,D producing and selling audio products, especially sound monitor. According to different market requirement we have developed many kinds of sound monitor which are suit for different occasions. Our company has professional reach team and devote to research new products. ,brOur company public several products each year and the performance of the company increased steadily. Now we have more than 60 products> sound monitor 50 products( surge protective device ,10 products and window intercom device )1 produces. And we Obtains the customer approval for good quality and service. Besides) all our products have passed CE the United States FCC and ROHS quality certification. Nowadays, our products sell well at home and abroad.br hospital school, supermarket court, telecommunication police station, public security bureau office, audio-visual classroom bus, van train, car etc. And we receive positive response from customers.