3M
 2896 6878
 Room 1103, 11/F., Honour Industrial Centre, 6 Sun Yip Street, Chai Wan, Hong Kong
OFFICIAL LINK
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ASUS
 3626 9999
 10/F, Yau Lee Centre, 45 Hoi Yuen Road, Kwun Tong, Kowloon, Hong Kong
Official Link
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Aten
 2544 0103
15th Floor, Wing Hang Insurance Building, 11 Wing Kut Street, Central,
Official Link
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BenQ
 3622 3863
 Room B, 7/F., Joy Fat Factory Blg, 483F-483G Castle Peak Rd, Cheung Sha Wan, KLN.
OFFICIAL LINK
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Canon
 3191 2333
 20/F, iSQUARE, 63 Nathan Road, Tsim Sha Tsui, Kowloon, HK
OFFICIAL LINK
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Epson
 2827 8911
 Unit 901, 9/F, Westin Centre, 26 Hung To Road, Kwun Tong, Kowloon, Hong Kong
OFFICIAL LINK
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Hewlett-Packard
 2802 4098
 25/F, Cityplaza One, 1111 King's Road, Taikoo Shing
 Room 01, 21/F, Omega Plaza, 32-34A Dundas Street, Mongkok, Kowloon
 Room A, 1/F, Wyler Centre I, 202-210 Tai Lin Pai Road, Kwai Chung, New Territories.
Official Link
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