Hong Kong:

Rm 5 Unit S-V,

6/F Valiant Industrial Centre
2-12 Au Pui Wan Street

Fotan, Shatin, N.T.

Hong Kong
wilfred@techfo.com.hk

Tel: 852-3171 7535
Fax: 852-3568 0137

Argentina:

Maqui-Chen S.A.

www.maqui-chen.com

Tel: 54-11-6079 0005

Email: as@maqui-chen.com

Brazil: 

CARLOS ALBERTO TCHIAN ASSESSORIA TCHIAN CONSULTING

Tel: 55.12.3424.8423 

Mobile: 55.21.97679.7753

carlosalbertotchian@gmail.com

Mexico:

Tel:52-1-55-2095 4997

iberotek@hotmail.com