Posachedwapa, kukhazikitsa zida ziwiri zosakaniza konkire za E3R-180 za Shantui Janeoo zamalizidwa bwino, imodzi mwazomwe zalowa mu gawo la ntchito ndipo tsopano ikupita patsogolo molingana ndi dongosolo la zomangamanga.Zida zikamalizidwa, zithandiza makasitomala kutenga nawo gawo pantchito yomanga njanji ya National Yu-Kun High-Speed ​​Railway (yomwe pano imatchedwa Yu-Kun High-Speed ​​Railway).

Kumayambiriro koyambirira, kuti akwaniritse zofuna za makasitomala, Shantui Janeoo adalankhulana mwachangu ndi makasitomala, adayesetsa kupititsa patsogolo kuyika ndikusintha, ndipo adachita zofunikira za "kukhutira kwamakasitomala ndicholinga chathu" ndikuchitapo kanthu.Panthawi imodzimodziyo, Shantui Janeoo R-mndandanda wosakaniza konkire wosakaniza amakondedwa kwambiri ndipo amazindikiridwa ndi ogwira ntchito zomangamanga chifukwa cha kuyeza kwake kwakukulu komanso ntchito yabwino, kupereka chithandizo champhamvu cha zida zomanga njanji.

Akuti njanji ya Chongqing-Kunming ndi njira yachiwiri yothamanga kwambiri m'dera la Chengdu-Chongqing.Kumanga kwake kungathe kuthetsa vuto la kusowa kwa njira zodutsa anthu kuchokera kumtunda kupita kumwera chakumadzulo kwa China.Kuchuluka kwa katundu wa Kunming Railway kwazindikira kulekanitsa kwa okwera ndi katundu m'mayendedwe akulu.Panthawi imodzimodziyo, ikuphatikizidwa mu ndondomeko ya chitukuko cha "Belt One Road", ndipo m'tsogolomu idzakulitsanso njanji ya Pan-Asian yothamanga kwambiri, njanji yothamanga kwambiri yomwe imagwirizanitsa China ndi ASEAN.