S&F (Shanghai) International Trading Co Limited

Fl.5, Building #19, No.481
Guiping Road,
Shanghai 200233
P.R. China

Tel: +8621 6495 9075
Fax: +8621 6495 3912
Email: sfinter@sh163.net

Labway Science Develoment Ltd

Rm 618,Hua Zhi Commercial Bld
No 80 Nan Zhu Gan Hu Tong,
Chao Yang Men Nan Xiao Jie
Dong Cheng District,
Beijing 100010
P.R. China

Tel: +861065E+11
Fax: +861065E+11
Email: willways@public.bta.net.cn

Hua Yue Enterprise Co

1613A 16/F Park-In Commercial
56 Dundas Street,
Mongkok Kowloon
Hong Kong

Tel: +85227703628
Fax: +85227511904
Email: kimberly@huayueco.com

Techcomp Ltd

6/F., Mita Ctr.,
552-566 Castle Peak Rd.,
Kwai Chung,
Kowloon,
Hong Kong

Tel:  (852) 2751 9488
Fax:  (852) 2751 9477
Email: pault@techcomp.com.hk