Shanghai ShuaiYin Electronics Co., Ltd. is an enterprise that producing professional microphone. Her founder is an expert in microphone, and has been engaged in this job for more than 40 years. Although the company was established five years ago, it has designed various kinds of condenser microphones with more than 20 types. Since 2004, it has been produced a large amount of the ribbon microphones which is the only produces in China. These microphones are widely used by professional studios, ...