Pa Meyi 9, mtengo wosalekeza wa mlatho wa njanji yothamanga kwambiri ya Guangzhou-Shantou kudutsa njanji ya Beijing-Kowloon unasintha bwino madigiri 77, ndikumafika pamtunda wamamita 33.4 kuchokera panjanji ya Beijing-Kowloon.Izi zikuwonetsa kumaliza bwino kwa ntchito ina yofunika kwambiri ya njanji yothamanga kwambiri ya Guangzhou-Shantou, kutsegulira "mmero" womaliza ndikuyika maziko otsegulira njira yotsegulira magalimoto.

Kumayambiriro koyambirira, kudalira mamangidwe odziyimira pawokha, unsembe wachangu ndi ntchito zapamwamba, Shantui Janeoo 6 E3R-180 ndi 5 E3R-240 konkriti batching zomera motsatizana anathandiza ntchito yomanga Guangzhou-Shantou mkulu-liwiro njanji ndi anapereka mkulu- konkriti wamtundu womanga ntchitoyo., kuti athandizire ku zomangamanga zam'deralo.

Akuti njanji yothamanga kwambiri ya Guangzhou-Shantou idayamba kumangidwa pa Marichi 28, 2019, yokhala ndi kutalika kwa pafupifupi makilomita 206 komanso liwiro la mapangidwe a 350 kilomita pa ola limodzi."Gawo lofunika kwambiri la njanji yothamanga kwambiri.Ikatha ndikutsegulidwa kwa magalimoto, nthawi ya sitima yochokera ku Guangzhou kupita ku Shanwei ifupikitsidwa kuchokera pa maola awiri apano mpaka mphindi 40.