Qalajiyaha'Taariikhda Horumarka
Dryair's Predecessor ----Machadka Warqadaha Samaynta(1973-2003)
Hangzhou Qalalan Daaweynta Qalabka Co., Ltd (2004 ~)
Oct., 1973 ~ Dec., 1975, by saddex wasaaradood iyo hal guddi (COSTIND), Paper Making Institute sameeyey oo soo saaray giraangiraha qalajiyaha ugu horeysay ee Shiinaha, oo sidaas daraaddeed bilaabay in ay bixiyaan qalab desiccant ah oo heer sare ah ee warshadaha waaweyn ee Shiinaha.
Jun., 1989, machadku waxa uu soo saaray oo soo saaray unug-huumidaynta dhibicda hoose ee ugu horeysa ee Shiinaha.
Jan.2004, Machadka Waraaqaha Samaynta ayaa dib loo habeeyay waxaana Hangzhou Qalalan Daaweynta Qalabka Daaweynta Hawada Co., Ltd la aasaasay.
Jul., 2004, shirkaddu waxay si guul leh u soo saartay habka ugu horreeya ee qoyaanka heerkulka hooseeya ee saldhigga dayax-gacmeedka.
Jun. 2005, shirkadu waxay ku taxan tahay shirkadaha bilawga ah ee la kobciyay ee Sayniska iyo Tignoolajiyada ee Hangzhou.
Aug. 2006, taxanaha ZCH waxaa loo magacaabay sida Zhejiang alaabta technology sare
Dec. 2006, shirkadda waxaa loo magacaabay ganacsi-farsamada sare ee Gobolka Zhejiang
Sannadkii 2007, Humidifier ee baabuurta gaashaaman ayaa la soo saaray
Mar.2008 Farsamaynta uumiga qoto dheer waxaa lagu dabaqay DRYAIR VOC nadaamka dhimista
Oct. 2010, shirkadu waxay ku gudubtay shahaadada cusub ee GJB9001B-2009 ee nidaamka milatari ee qalabka hubka
Sebtembar 2011, shirkadda waxaa loo magacaabay sidii National High-tech Enterprise
Apr.2014 Shirkaddu waxa ay u diwaan gashan tahay soo saaraha Waaxda Qalabka Guud ee PLA
Aug. 2014, Hangzhou Jieer Environmental Engineering Co., Ltd waxaa la aasaasay, Waa shirkad hoosaad ka mid ah Hangzhou Qalalan Daaweynta Qalabka Co., Ltd iyo shirkad xirfad leh kaas oo fuliya dhammaan noocyada mashaariicda deegaanka oo uu leeyahay koox xirfadeed cilmi baarista, naqshadeynta. , farsamaynta, rakibidda, khaladaadka iyo adeegga macaamiisha.
Mar.2015 Uumi qoto dheer oo lagu daray Zeolite VOC tignoolajiyada u fiirsashada ayaa lagu dabaqay nidaamka dhimista DRYAIR VOC
Mar.2016, Shirkadda waxaa loo magacaabay Xarunta Cilmi-baarista ee Hangzhou.
May.2016, ZCB-R Taxanaha Qalajiyaha Qalajiyaha leh heerkulka dib-u-kicinta hooseeya ayaa la sameeyay.
2017 Nidaamka Kaabista VOC waxa loo taxaabay mashruuc weyn oo ka socda Gobolka Zhejiang, Shiinaha