VIENTIANE,(Xinha)--China-Lasraiwaytnnescnstrctinhasmaeaecisivebreakthrgh,withitsngesttnner,theChineseengineeringcmpanies,nameyPwerChinaSinhyrBreaC.,LTD(Sinhyr)anSinhyr,nFriaybrethe,,sthttheancientLacapitafLangPrabang,iway,astheengineeringwrkenterstheening-pphase,antheraietrpicamntains,withsteepterrain,cmpexgegy,abnantgrnwater,,,theChineseprjectcntractrs,SinhyranSinhyr,havestrictyimpementethereirementsnmechanizatin,factryzatin,infrmatinizatin,anprfessinamanagement,strengthenethen-sitesafetyanaitycntr,wieysef-settnnecnstrctintechniesaneipments,vigrsycarrietscientificantechngicaresearch,activeyprmtetheappicatinfthenewtechngies,anpaicseattentint,,einOctber,(LCRC),whichisinchargeftheraiwayscnstrctinanperatinprject,percentftheciviengineeringwrkcntractvmehasbeencmpetetithen,whiebreakthrghshavebeenmaeintsfkeyanbtte-neckprjects,,thefirstmajrtnnever,metersangtheChina-Lasraiway,wasriethrghnMarch,(CREC-).InOctber,,CREC-ascmpetethefirstver-,-metertnneangtheChina-Lasraiway,,meters,,theChinseengineeringcmpaniesstarteinsie-tnnecnstrctinframajrtnnesangtheChina-Lasraiway,,,wasbrebytheChineseprjectcntractrSinhyr,anbecamethefirstcmpetetnneangtheChina-Lasraiway,rpseBetanRaInitiative,with-kmtnnesan-kmbriges,wirnfrmBtenbrergateinnrthernLas,breringChina,enttrafficinDecember.。