Powerchina - China International Power Supply Exhb 2008
Del al
SZCEC - Shenzen Convention & Exhibition Center
Shenzhen, China
Shenzhen, China
Medio ambiente
Powerchina - China International Power Supply Exhb 2007
Del al
SZCEC - Shenzen Convention & Exhibition Center
Shenzhen, China
Shenzhen, China
Medio ambiente