በ 2014, ሃንግዙ Dryair ያለው ዝቅተኛ ጤዛ ነጥብ Desiccant Dehumidifier ZCH-15000, ZCH-18000 1040 ካሬ ሜትር (11200 ካሬ ጫማ) ደረቅ ክፍል ለ -45 °C (73F) ላይ ዝቅተኛ ጠል ነጥብ አየር ማቅረብ ውለዋል.
Ngo-2014, Hangzhou Dryair kaThixo Phantsi Dew Point Desiccant Dehumidifier ZCH-15000, ZCH-18000 zasetyenziswa yokubonelela eliphantsi umoya umbethe indawo kwi -45 °C (73F) for 1040 yezikwere (11200 iinyawo ezisisikwere) Dry Room.