Mu 2014, Hangzhou Dryair's Low Dew Point Desiccant Dehumidifier ZCH-15000，ZCH-18000 idagwiritsidwa ntchito kupereka mpweya wochepa wa dew point pa -45℃ (73F) pa chipinda chouma cha 1040 square meters (11200 square feet).

Mu 2011, chipinda chouma cha turn key cha mamita 7500 sq.feet kuphatikiza ma desiccant dehumidifiers otsika a demo ZCH-8000, ZCH-12000, ZCH-15000, ZCH-16000, ZCH-22000 kuti chipereke mpweya pa Td≤-40℃.