VANSONIC ENTERPRISE Co., LTD. (V E C O) with more than 30 years of experience in the field of Acoustics, VANSONIC is a Micro-Loudspeaker manufacturer of worldwide prestige for manifold applications. The variety of different available micro speakers is one of the biggest wordlwide and the application scope ranges from medical appliance via home appliance, notebook, telephone to automotive area. VECO is a Taiwanese company and was founded in 1981. Today, there are 4 factories in China, in Foshan, Shanghai, He-fei and Ching-Quing with a total labour force of 5300 employees. Veco is certified according to TS16949, ISO14001, QC80000 and ISO 9001:2000. The Production capacity is 230 Mio pcs/year.

BO SUNG ELECTRONICS Co., Ltd. (B S E) was founded in 1987 in Incheon, South Korea. Later renamed into BSE (Best Sound Electronics). BSE develop and produce acoustic solutions, consisting of ECM&MEMS microphone, speaker, receiver, vibrator and software, mainly utilized in the leading consumer mobile devices, but also in MP3, Computers and automotive applications (microphone modules). Nowadays,
BSE is one of the market leaders and have facilities in South Korea, China and Vietnam, total labor force of 5000 employees. Production capacity over 1 Billion/year. Certification ISO 9001 and 14001.