Acoustic components, like sound generators, loudspeakers, microphones and vibration motors are widely used in numerous fields of industry, e. g. telecommunication industry, automotive industry, home appliances industry and many other applications.
Increasing demands for sound (wide band, polyphonic sound spectrum), power performance, quality and reliability (zero-defect policy) as well as miniaturization are the current trends.

In close collaboration with our excellent partners and certified suppliers, we provide solutions for any challenge. Its our pleasure to serve you with our wide experience in automotive and non-automotive designs.


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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.
Changzhou LISHENG Technologies Co., Ltd. was established in 2007 in Changzhou / China. The factory have 4000 employee, working on 65000 square feet production area. They are mainly focused in production and development of acoustic components for smartphones, notebooks, household
appliances and automotive applications. The product range consists primarily of dynamic loudspeakers and electromagnetic buzzers. LISHENG is certified according to ISO9001, ISO14001 und IATF16949.

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.
BOSAN Hitech Co. Ltd. was established in January 1997 and is located in Incheon, South Korea. BOSAN is specialized in micro ectromagnetic SMD transducers. The BOSAN production technology is unique and fully automated. All production machines are developed by BOSAN. All parts are lead-free reflow solderable. The advantages of the automated production methods are: stable costs, stable quality, stable delivery.
The production capacity are 5 million pcs./month with just 30 employees.
Changzhou CHINASOUND Electronics Co., Ltd. is an ISO 9001, ISO 14001 TS16949 certified and well experienced company, continuesly focusing on research, development and production of acoustic components since 1999. Main products are Sound generators, especially Piezo sound generators and alarm devices for many kind of application like home appliances, medical equipment, smoke detectors and automotive applications. The factory is 3500 m2 big, has 200 employees and is located in Changzhou. Certification: ISO 9001, ISO 14001, QS9000 and TS 16949.
Production capacity 1,5 Mio pcs per month.
JINLONG MACHINERY & ELECTRONICS CO., LTD. (K O T L ) was established in 1993 and is located in Wenshou. Under the brand label KOTL, it is well-known as a high quality manufacturer of micro vibration motors, ISO 9001:200, ISO 14001, OHSAS and QC80000 certified. The labour force consists of 1800 employees. Production Capacity over 22 Mio pcs/month. Production Area: 66000 m2.

Zhejiang Baolong M&E Co., Ltd is a leading mini vibration motors and DC micro motors manufacturer located at Wenzhou Zhejiang China. Founded in 1986, they have been specialized in manufacturing mini vibration motor and micro DC motor.

Certified with ISO9001, ISO14001 and OHSAS18001. All products meet standards of ROHS and Reach. Strong research and development capability and excellent producing technology have created the high-quality brand. The labour force consists of 822 employees. Production Capacity over 20 Mio pcs/month. Production Area: 12000 m².

technical contact

Fred Kubert
Fon: +49 4191 7226246
Fax: +49 7452 6007 807

Beyaz Yigit
Fon: +49 7452 88780 22
Fax: +49 7452 88780 99

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