Ni ọdun 2019, Holtop okeere alapejọ a ti waye ni Beijing.
Ni ọdun 2018,Holtop ṣe ifilọlẹ awọn dehumidifiers afẹfẹ tuntun ati ẹyọ mimu afẹfẹ pẹlu eto fifa ooru
Ni ọdun 2017, Holtop ni a yan gẹgẹbi ile-iṣẹ Hi-tech ti Orilẹ-ede ati ṣe ifilọlẹ awọn ẹrọ atẹgun imularada agbara Eco-clean Forest.
Ni ọdun 2016, Holtop gbe si ipilẹ iṣelọpọ tuntun rẹ ati pe o ṣaṣeyọri idagbasoke lododun ti 39.9%.
Ni ọdun 2014, Holtop ti fọwọsi nipasẹ ayewo SGS lori awọn eto iṣakoso ISO.
Ni ọdun 2012, Holtop ṣe aṣeyọri nla ni aaye AHU nipasẹ ṣiṣẹ pẹlu Mercedes Benz, BMW, Ford, ati be be lo, ati iyipada ooru rotari ti a fọwọsi nipasẹ Eurovent.
Ni ọdun 2011, Awọn ipilẹ iṣelọpọ Holtop jẹ ifọwọsi nipasẹ ISO14001 ati OHSAS18001.
In 2009, Holtop pese awọn ọna ṣiṣe afẹfẹ imularada agbara si awọn pavilions Expo World.
Nigba 2007-2008, Holtop kọ laabu enthalpy ti a fun ni aṣẹ ati peseawọn ọna atẹgun imularada agbara si Awọn ere Olympic.
Ni ọdun 2005, Holtop gbe lọ si ile-iṣẹ 30,000sqm ati ijẹrisi nipasẹ ISO9001
Ni ọdun 2004, Holtop Rotari ooru exchanger se igbekale ni oja.
Ni ọdun 2002, Holtop ti ni ipilẹ ni ipilẹṣẹ ati pe ẹrọ atẹgun imularada agbara ṣe ifilọlẹ ni ọja naa.