Zheng Yang Electret Factory was founded in 1997, and has just underwent an expansion with addition of new production machineries - LMS testing system (computer-aided testing system), in October 1, 2001.

We specialized in manufacturing Omni-Directional Condenser Microphones.  These microphones are specially used in various electric sounding products which are widely used in Sound Controlled Toys, Answering Machines, Telephones, Mobile Phones, Sound Controlled Lamp, Sound Controlled Locks ... etc.

Our products specification includes  9.7 x 6.7, 9.7 x 5, 9.7 x 4.5, 6 x 5, 6 x 3, 6 x 2.7 and pin style or point style.  We can also manufacture products under specific requirements by our customers.  All our products are manufactured under the strict compliance of the following international standard: GB 3361-83, GB 3661-83, GB 9401-88, GB/T 9002-1996 and GB/T 14198-93.

Our annual production capabilities is over 24 million pieces.  We are welcome to any types of business co-operation, OEM ... etc.