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Ngo-2002
NgoMeyi 22, 2002, iHoltop yasungulwa, i-HOLTOP brand energy recovery ventilator yethulwa emakethe.
Ngo-2003
Ngesikhathi sakwa-SARS, u-Holtop uhlinzeke ngemishini yokuphefumula umoya omusha esibhedlela i-Xiaotangshan SARS, i-Navy General Hospital, njll.
Ngo-2004
Imikhiqizo ye-Holtop Rotary Heat Exchanger yethulwe emakethe.
Ngo-2005
Imboni yaseHoltop inwetshiwe yafinyelela ku-30,000sqm futhi yanikezwa isitifiketi se-ISO9001 yohlelo lokuphathwa kwekhwalithi.
Ngo-2006
Amayunithi okuphatha umoya we-Holtop aqaliswe emakethe. I-Holtop imise amahhovisi okuthengisa amagatsha e-Shanghai, Tianjin, njll ezindaweni, i-Holtop iqale ukusungula inethiwekhi yokuthengisa ehlanganisa izwe lonke.
Ngo-2007
U-Holtop ubambe iqhaza ekuhlanganiseni izinga likazwelonke elithi "Amayunithi Okubuyisela Amandla Omoya Emoyeni"; Kuhlinzekwe ngemishini yesistimu yokungenisa umoya ohlanzekile yezindawo ze-Beijing Olympic Games, ihholo lamabhayisikili e-Laoshan, i-judo Hall yenyuvesi yesayensi nobuchwepheshe, ihholo elibiyelwe le-National Convention Center, inkundla ye-Qingdao Olympic Sailing, njll.
Ngo-2008
U-Holtop wakha ilebhu kazwelonke egunyaziwe ye-enthalpy futhi yagunyazwa isikhungo sikazwelonke sokuqondisa kanye nesikhungo sokuhlola ikhwalithi yesimo somoya.
Ngo-2009
I-Holtop inikeze ngemishini yokuvuselela amandla okukhipha umoya e-Shanghai World Expo Center njll izindawo ezingu-15 ze-World Expo, i-Guangzhou Tower nezinye izindawo ze-Guangzhou Asian Games, izindawo eziyinhloko ze-Shandong National Games nehholo lethenisi, njll.
Ngo-2010
I-Holtop yakha izindawo ezingu-18 zokuthengisa kanye nenethiwekhi yokuthengisa yamahhovisi esevisi ihlanganisa izwe lonke. Uthole "Ilayisensi Kazwelonke Yokukhiqiza Umkhiqizo Wezimboni"
Ngo-2011
I-Holtop iqinisekiswe yi-ISO 14001 ne-OHSAS 18001.
Ngo-2012
UHoltop uthole impumelelo enkulu ekuhlinzekeni ngemikhiqizo ye-AHU eyenziwe ngokwezifiso emkhakheni wemboni Yezimoto ngokusebenzisana neMercedes Benz, BMW, Ford, njll. I-Holtop rotary exchanger egunyazwe yi-Eurovent. Lonke uchungechunge lwemikhiqizo ye-Holtop yokuvuselela amandla e-ventilator egunyazwe "Isitifiketi Semikhiqizo Yokonga Amandla Ezobunjiniyela Bokwakha".
Ngo-2013
UHoltop utshale imali futhi waqala ukwakha isisekelo esisha sokukhiqiza esihlanganisa indawo engu-40,000㎡ e-Beijing Badaling Economic Development Zone.
Ngo-2014
U-Holtop ujoyine i-China Air Purification Industry Alliance kanye ne-China Fresh Air Industry Alliance, i-Holtop yagunyazwa yi-SGS ocwaningweni lokuvuselela izitifiketi zezinhlelo zokuphatha ezintathu ze-ISO.
Ngo-2015
I-Holtop iqale ngokusemthethweni ukusebenzisa imodi yokuphatha iqembu; Isizinda sokukhiqiza i-Holtop Badaling, isizinda esikhulu sokukhiqiza semikhiqizo yokubuyisela ukushisa e-China, sasetshenziswa ngokusemthethweni; UHoltop uthole amalungelo obunikazi amabili okusungulwa kazwelonke; U-Holtop ubambe iqhaza ekuhlanganiseni izinga likazwelonke elithi "Air to Air Heat Exchange Unit for Unit Ventilation and Air Conditioning System", izinga lamenyezelwa futhi lasetshenziswa.
Ngo-2016
UHoltop uklonyeliswe "I-Zhongguancun High-Tech Enterprise"
U-Holtop uthole impumelelo enkulu kuphrojekthi ye-air conditioning yezimoto yase-Geely Belarus. Imikhiqizo yokuhlanza umoya yasendlini yakwaHoltop ithole amalungelo obunikazi amabili kazwelonke. Iqembu le-Holtop libe neqhaza ekuhlanganiseni "Izihlanzi Zomoya Ezintsha" kanye "Nezicaciso Zobuchwepheshe Zokwakha I-Civil Building Fresh Air System Engineering", yamenyezelwa futhi yasetshenziswa.
Ngo-2017
I-Holtop yaklonyeliswa ngokuthi "Ibhizinisi Likazwelonke Eliphezulu-Tech": I-Holtop yasendlini ye-Eco-Clean Series yokuhlanza umoya omusha i-ERV eyethulwe emakethe.
Ngo-2018
I-Holtop Environmental Protection Company yaklonyeliswa nge-"National High-Tech Enterprise", "Holtop Science and Technology Park" isiqalile ukusetshenziswa.
Ngo-2019
I-Holtop ethuthukisiwe yohlobo lwe-DX yokuvuselela ukushisa komoya AHUs yethulwe emakethe.
Ngo-2020
Ngesikhathi sobhubhane lwe-COVID-19, iHoltop ngokuhlanganyela inikela ngezinto zomoya omusha kanye nesisekelo seZhong Nanshan, inikeze isisombululo sohlelo lomoya omusha esibhedlela saseWuhan.