Hauv 2019, Holtop thoob ntiaj teb distributor lub rooj sib tham tau muaj nyob rau hauv Beijing.
Hauv xyoo 2018,Holtop tau tshaj tawm cov cua tshiab dehumidifiers thiab chav tswj cua nrog cua kub twj tso kua mis
Hauv xyoo 2017, Holtop tau raug xaiv los ua National Hi-tech enterprise thiab launched Eco-clean Forest series lub zog rov qab ua pa.
Hauv xyoo 2016, Holtop tsiv mus rau nws lub hauv paus tsim tshiab thiab ua tiav txhua xyoo kev loj hlob ntawm 39.9%.
Hauv xyoo 2014, Holtop tau txais kev pom zoo los ntawm SGS kev tshuaj xyuas ntawm ISO tswj cov txheej txheem.
Hauv xyoo 2012, Holtop tau ua tiav zoo hauv AHU teb los ntawm kev ua haujlwm nrog Mercedes Benz, BMW, Ford, thiab lwm yam, thiab cov khoom siv hluav taws xob hloov hluav taws xob tau lees paub los ntawm Eurovent.
Hauv xyoo 2011, Holtop manufacturing bases tau ntawv pov thawj los ntawm ISO14001 thiab OHSAS18001.
In 2009 ib, Holtop muab lub zog rov qab ua cua tshuab rau World Expo pavilions.
Nyob rau hauv 2007-2008, Holtop ua tau tso cai enthalpy lab thiab muablub zog rov qab cua tshuab rau Olympic Games.
Hauv xyoo 2005, Holtop tsiv mus rau 30,000sqm Hoobkas thiab ntawv pov thawj los ntawm ISO9001
Hauv xyoo 2004, Holtop teb kub exchanger launched nyob rau hauv kev ua lag luam.
Hauv xyoo 2002, Holtop tau raug tsim tsa thiab lub zog rov qab lub tshuab ua pa tawm hauv kev ua lag luam.