Mu mwaka wa 2014, Hangzhou Dryair's Dew Point Desiccant Dehumidifier ZCH-15000 ， ZCH-18000 yakoreshejwe mu gutanga umwuka w’ikime gito kuri -45 ℃ (73F) kuri metero kare 1040 (metero kare 11200) Icyumba cyumye.
Mu mwaka wa 2011, icyumba cyumye cyumutse gifite ubuso bwa 7500 kwaduka harimo ikime cyo hasi cyimeza desiccant dehumidifiers ZCH-8000, ZCH-12000, ZCH-15000, ZCH-16000, ZCH-22000 kugirango itange umwuka kuri Td≤-40 ℃.
Igihe cyo kohereza: Gicurasi-31-2018