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N'afọ 2002
Na Mee 22, 2002, e hiwere Holtop, HOLTOP ika ike ikuku ventilashị ewepụtara n'ahịa.
N'afọ 2003
N'ime oge SARS, Holtop nyere akụrụngwa ikuku ikuku ọhụrụ maka ụlọ ọgwụ Xiaotangshan SARS, ụlọ ọgwụ Navy General na ndị ọzọ, wee nye ya onyinye onyinye pụrụ iche maka ịlụ ọgụ SARS nke gọọmentị ime obodo Beiiing nyere.
N'afọ 2004
Ngwaahịa Holtop Rotary Heat Exchanger ewepụtara n'ahịa.
N'afọ 2005
Ụlọ ọrụ Holtop gbasaa ruo 30,000sqm wee nweta asambodo usoro njikwa àgwà ISO9001.
N'afọ 2006
Holtop okpomọkụ mgbake ikuku njikwa ulo oru na ahịa. Holtop eguzobewo alaka ụlọ ọrụ na-ere ahịa na Shanghai, Tianjin, wdg ebe, Holtop malitere ịmepụta netwọk ahịa na-ekpuchi mba ahụ dum.
N'afọ 2007
Holtop sonyeere na nchịkọta nke ọkọlọtọ mba nke "Ikuku na ikuku ike mgbake nkeji" ; Enyere akụrụngwa ikuku ikuku ọhụrụ maka ebe egwuregwu Olympic Beijing, nnukwu ọnụ ụlọ ịgba ígwè nke Laoshan, Judo Hall of University of Science and Technology, Fence Hall of National Convention Center, Qingdao Olympic Sailing stadium, wdg.
N'afọ 2008
Holtop wulitere ụlọ nyocha enthalpy nke mba ikike yana ụlọ ọrụ nleba anya na nleba anya ikuku nke mba.
N'afọ 2009
Holtop wetara akụrụngwa mgbake ventilashị ike na Shanghai World Expo Center wdg ebe 15 nke World Expo, Guangzhou Tower na ebe egwuregwu ndị ọzọ nke Guangzhou Asia, isi egwuregwu Shandong National Games na ụlọ tenis, wdg.
N'afọ 2010
Holtop wuru mpaghara 18 ahịa na ụlọ ọrụ ọrụ netwọk ahịa na-ekpuchi obodo niile. Enwetara "Ikikere Mmepụta Ngwaahịa Ụlọ Ọrụ Mba"
N'afọ 2011
Holtop kwadoro ISO 14001 na OHSAS 18001.
N'afọ 2012
Holtop nwetara nnukwu ihe ịga nke ọma n'inye ngwaahịa AHU ahaziri iche na mpaghara ụlọ ọrụ ụgbọ ala site na iji Mercedes Benz, BMW, Ford, wdg rụọ ọrụ. Holtop rotary okpomọkụ mgbanwe nke Eurovent nwetara asambodo. Usoro ngwaahịa niile nke Holtop ume mgbake ikuku ventilashị gbaara ama site na" Asambodo Ngwa Injinịa Energy Saving Products.
N'afọ 2013
Holtop tinyere ego wee malite iwu ụlọ nrụpụta ọhụrụ na-ekpuchi mpaghara 40,000㎡ na Mpaghara mmepe akụ na ụba Beijing Badling.
N'afọ 2014
Holtop sonyeere China Air Purification Industry Alliance na China Fresh Air Industry Alliance, SGS kwadoro Holtop na nyocha mmeghari asambodo nke sistemụ njikwa atọ ISO.
N'afọ 2015
Holtop malitere iji usoro njikwa otu; Holtop Badling n'ichepụta isi, bụ isi mmepụta isi nke okpomọkụ mgbake ngwaahịa na China, bụ eze tinye n'ọrụ; Holtop nwetara patent abụọ mepụtara nke mba; Holtop sonyeere na nchịkọta nke ọkọlọtọ mba nke "Ikuku ikuku na-ekpo ọkụ na-ekpo ọkụ maka Unit Ventilation and Air Conditioning System", kpọsara ma mejuputa ụkpụrụ a.
N'afọ 2016
Enyere Holtop onyinye "Zhongguancun High-Tech Enterprise"
Holtop nwetara nnukwu ihe ịga nke ọma na ọrụ nkuzi ikuku ụgbọ ala Geely Belarus. Holtop ezinụlọ ọhụrụ ikuku ọcha ngwaahịa nwetara abụọ mba patent. Ndị otu Holtop sonyeere na nchịkọta nke "Ọhụrụ Ikuku Purifier" na "Technical Specification for Civil Building Fresh Air System Engineering" Standards, e kpọsara ma tinye ya n'ọrụ.
Holtop nwetara nnukwu ihe ịga nke ọma na ọrụ nkuzi ikuku ụgbọ ala Geely Belarus. Holtop ezinụlọ ọhụrụ ikuku ọcha ngwaahịa nwetara abụọ mba patent. Ndị otu Holtop sonyeere na nchịkọta nke "Ọhụrụ Ikuku Purifier" na "Technical Specification for Civil Building Fresh Air System Engineering" Standards, e kpọsara ma tinye ya n'ọrụ.
N'afọ 2017
Enyere Holtop onyinye "National High-Tech Enterprise": Holtop Ezinụlọ Eco-Clean Series usoro nhicha ikuku ọhụrụ ERV bidoro n'ahịa.
N'afọ 2018
Holtop Environmental Protection Company e nyere "National High-Tech Enterprise", "Holtop Science and Technology Park" etinyere n'ọrụ.
N'afọ 2019
Holtop onwe-mepụtara DX ụdị okpomọkụ mgbake ikuku ọcha AHUs malitere n'ahịa.
N'afọ 2020
N'ime oge ọrịa COVID-19, Holtop na-enye aka na akụrụngwa ikuku ọhụrụ yana ntọala Zhong Nanshan, nyere usoro ikuku ọhụrụ maka ụlọ ọgwụ Wuhan.
