Add：Room 903, Block A, Rhein Hongjing Center, 1439 Wuzhong Rd., Hongqiao Town, Minhang District, Shanghai, P.R.China
P.C：201100
Tel：+8621 67289237
Fax：+8621 67289237
Email：gjsm@grg.net.cn
Address：10F, Guangdian Science And Technology Building,163 Pingyun Rd., West of Huangpu Ave.,Tianhe District, Guangzhou, P.R.China
Post: 510656 Tel: +86 20 38699509
Fax: +86 20 38697412 Email: gjsm@grg.net.cn
Http: www.grgtrading.com
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