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Email
tongk@sierrahk.com
juliank@sierrahk.com
China
地址: 廣東省東莞市鳳崗鎮天堂圍鳳觀路東四巷1號
Address: Fengguan Road East 4th Alley No.1, Dongguan, Guangdong, China
Tel: +86 – 076987510808
Tel: + 86 – 076981905006
Hong Kong
PO Box: 585 Central Post Office, Sha Tin
Tel: +852 – 21780922
Fax: +852 – 21780922