Changzhou Duoxing Electronics Co., Ltd. (Changzhou E-Sound Electronics Co., LTD), found in 1994, is a professional manufactory specializes in speaker, buzzer, receiver, microphone.

Currently Duoxing covers an area of around 10,000 square meters with the number of employees over 300 people.

With the advanced production equipment, Duoxing has obtained the ISO9001:2008 and ROHS certification in 2003. Now our capacity can be up to 3 million pcs per month.

Duoxing is equipped with the advanced Denmark B & K 2012 electro-acoustic test systems and RoHs testing device.

The best R & D team helps customer to develop and produce new items. Best support for OEM service!

We participate in the worldwide trade fair annually since 1995, the main clients are located in Europe, America and Asia pacific region. Our brand"DX"wins great feedback from overseas customers.

Duoxing will always keep the spirit"innovation, quality, service", put more high-quality products to market, to the customers in future!