... .energy saving 3.custom size 4.CE ,ISO9001:2 Workshop industrial evaporative air cooling system 1.Parameter: Voltage/frequency: ... the places need cooling or ventilation, such as supermarket, workshop,office,hospital...Hangzhou Xin Beili Environmental Science&Technology Co., ... 6 workers is assembling the cooling pad N0.7 workshop ,the goods are packed workshop industrial evaporative air cooling system