Since A4 Tech Corporation has founded in 1987, our commitment and passion have not changed. Today A4 Tech is

 a global leader of personal computer peripherals. Constantly winning awards and recognition for unique craftsmanship,

 innovative technology and design on many different keyboards, mice, game controllers, and other unique tech tools. A4

 Tech maintains an exceptionally strong commitment to develop, for it's within the discipline of development that

 yesterday's fiction becomes tomorrow's reality. We strive to identify things which, when made better, improve people's life

 style.

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         Since its establishment in 1982, the expert keyboard manufacturer BTC has laid its foundation on incessant

 technological innovation, continuous pursuit of excellent quality, and the sharing of profits with employees, which has

 enabled it to become the world's top five CD-ROM and keyboard manufacturer and so to capture the five elements of

 success-creativity, technology, production, international marketing, and globalization.

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          Logitech designs, manufactures and markets personal interface products that enable people to effectively work,

 play, and communicate in the digital world. The company's products combine essential core technologies, continuing

 innovation, award-winning industrial design and excellent price performance.

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                MS-Technology is mainly involved in the production of Multimedia Products and accessories for computers. Such

 as :PC-AktivBoxen, PC-Mouse,Soundcard , Ethernet Product, Digitalcamera, HDD-Mobilrack, usb and wireless product,PC

 accessories. The company is located in Shanghai, the biggest city in mainland China. Although it has only been in

 existence for a few years, under the inspired leadship of the company’s senior management, the all MS-Tech products

 conform to international qualitity standard, and built up a high market share in Asustralia, USA, Germany… and a good

 reputation as an expert manufacturer.

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