CWS 2010-The 11th China CWS Show for Water Supply, Drainage and Water Treatment will be held at INTEX Shanghai and Shanghai Mart on 27-29, April 2010. CWS is the top water industry exhibition in China, mainly focus on water supply and drainage、water and waste water、membrane and fittings、drinking water equipments、Instruments, Meters and Auto-control Systems and other areas. . ...