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Guangzhou CHANGEN Electronic Technology Co., Ltd.
Rm. 102, Bldg 1, No.8 Xiangshan Ave., Ningxi St., Zengcheng Dist., Guangzhou,P.R.China
Telephone: +86(20) 82199091
URL: www.chan-gen.com
CHANGEN Technology Limited
UNIT 1406B, 14/F, THE BELGIAN BANK BUILDING,
NOS. 721 - 725 NATHAN ROAD,
KOWLOON, HONG KONG
Telephone: +852-21161353
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