Prolight+sound ShangHai 2011 
Shanghai New International Expo Centre (SNIEC) 2345 Long Yang Road Pudong New District Shanghai, China 
Oct. 11-14, 2011 
www.prolightsound.com 

The show had 403 companies from 19 countries and regions exhibiting in two halls covering 23,000 sqm. This included from Germany, USA and Taiwan. Altogether there were 370 domestic exhibitors and 33 international exhibitors.