Yinkman (Beijing) Technology Co., Ltd. Is an technological innovation company focusing on providing advanced audio technology product and ultimate sound experience in various applied scenarios for users. We are a rare domestic research and creation team with complete solution on audio technology process, especially in 3D sound acoustic field collecting, handling and replaying which have been at the international advanced level. Currently we have applied for many national invention patents. We are a highly competitive technology company with first class ability in the high-tech audio researching and product developing in audio industry.