Changhong nrhiav tau xyoo 1992 nyob hauv Shijiazhuang Hebei Tuam Tshoj, ze rau Beijing. Changhong muab cov kev pabcuam sib txawv hauv khw rau cov tuam txhab lag luam, Ua tus xa xov ntawm kev zoo nkauj thiab tus tsim chaw lag luam ntsuab yog peb lub zeem muag. Kev hwm, kev ntseeg siab, kev lav phib xaub, kev hloov pauv tshiab, kev coj ua thiab kev koom tes yog peb qhov tseem ceeb. Hauv Suav lag luam, CH tshwj xeeb hauv kev ua ib-nres kev pabcuam hauv khw muag khoom, suav nrog tsim, tsim khoom, logistics, tsim tawm, tom qab kev pabcuam thiab pabcuam pabcuam
Rau kev ua lag luam nyob txawv teb chaws, peb tsim qauv, tsim khoom thiab xa tawm txhua yam khoom siv hauv khw.
Nqe Hoobkas
Zoo siab
Ib lub sij hawm tus me nyuam
30 xyoo kev paub
Ib-nres khw daws teeb meem
Peb tau muab cov kev pabcuam feem nyob hauv Hebei, Gansu, Guangdong, Sab Hauv Mongolia thiab Hubei txij li xyoo 1999. Nrog kev tuaj txog ntawm 4G hnub nyoog, Tuam Tshoj Txawb Xov Tooj tau thov kom rov tshwm sim cov duab tshiab, thiab cov khoom siv sib txuas lus nrog cov thev naus laus zis zoo tau ua tus thawj coj hauv kev tsim kho tshiab. Tsuas yog qhov no, peb fused ib puag ncig, khoom siv, teeb thiab khoom siv ua ke. Nws tau sau tseg tias peb cov khoom siv xa cov lus zoo thiab duab ntawm Tuam Tshoj Txawb Xov Tooj zoo dua.