Around 130 companies from 17 countries, are displaying their latest products and technologies at an exhibition that opened in HCM City on March 15.

The Industrial Exhibition and Conference-PS (Process Systems), Watertech and HVAC (Heating&Ventilation, Air Conditioning, Air Filtration&Purification Systems) &Refrigeration Vietnam 2011 exhibition, has run until March 18 at the Tan Binh Exhibition&Convention Centre.

PS (Process Systems) Vietnam 2011 has four specialised exhibitions: Pumps&Systems Vietnam 2011, Valves Vietnam 2011, compressors&Systems Vietnam 2011 and Fluid Power Vietnam 2011./.