Kumayambiriro kwa Yichen ndi Ent Heavy Industry, yomwe idakhazikitsidwa mu 2002. Mu 2009, kampaniyo idapambana ISO9001:2000 Quality System certification ndi certification ya FMRC ya US, ndipo chizindikiro cha "ANT" chidalembetsedwa bwino chaka chomwecho. Mu 2011, kampaniyo idapanga zinthu zingapo zomwe zimagwira ntchito yodula ng'oma, macheka amiyala, ndowa yophwanyira, kubowola pansi ndi ndowa zowonera. Pambuyo pazaka zambiri zaumisiri, Ant adamaliza kafukufuku ndi chitukuko chaukadaulo wokhazikika m'nthaka mu 2015, yomwe ndiukadaulo wotsogola padziko lonse lapansi. Mu May chaka chomwecho, dongosololi linagwiritsidwa ntchito koyamba pomanga polojekiti ya Taihu Tunnel ku China. Pofika mchaka cha 2021, makinawa amaliza ntchito zolimbitsa zinyalala zokwana 15 miliyoni muma projekiti angapo. Kampaniyo idasintha dzina lake kukhala Yichen Environmental Technology Co., Ltd. mu 2021.
ZambiriNdi chitukuko chofulumira cha Hangzhou Bay New Area, mitundu yonse yomanga misewu ili pa liwiro lalikulu, ndipo Shietang Expressway ndi imodzi mwa izo. Malo omangira msewuwu ndi dambo lokhala ndi chinyezi chambiri, chomwe chiyenera kulimba.
ZambiriGawo la Wuxing Deqing la Huzhou Hangzhou Mofulumira ndi ntchito yofunikira kwambiri mu 13th zaka zisanu dongosolo la chitukuko chokwanira cha mayendedwe a Chigawo cha Hunan, komanso "oyima" a "atatu ofukula ndi atatu opingasa" muzaka 13 zazaka zisanu. dongosolo lonse chitukuko chitukuko cha Huzhou C...
Zambiri
Kukhazikika kwa Dothi Lofewa
Kukonzanso Dothi Loipitsidwa
Kumanga Malo
Foundation Pile Driving
Kubowola
Ulimi ndi Zankhalango
Ntchito Zothandizira
Kutaya
Tunneling
Ntchito zapamsewu
Migodi
Kukumba
Kupanga Kwamapangidwe
Malo antchito
Makota
Kupanga Mchenga
Kugwetsa
Kubwezeretsanso
Stone Production
Trenching
Kudula Zitsulo
Kompositi ndi Earthwork
Chithandizo cha Dothi Loipitsidwa
Kusefa Kwabwino