Kutshanje, iindaba ezimnandi zavela kwi-China Railway No. 10 Bureau Material Trading Company ukuba iChina Railway yokuqala ezimeleyo yokuvelisa umgca we-high-speed guardrails yafakwa ngokusemthethweni eJinan.Emva kovavanyo, ubukhulu bemveliso, umgangatho wembonakalo, iipropathi zoomatshini kunye ne-anti-corrosion layer ye-high-speed guardrail eveliswa ngulo mgca wemveliso zonke ziyahlangabezana neemfuno zomgangatho wesizwe.

Kuxelwa ukuba umgca wemveliso uqaliswe ngempumelelo emva konyaka omnye emva kokuhlolwa kwangaphambili, ukuvunywa kweprojekthi, ukuphononongwa kwesiqinisekiso, ukuthengwa kwezixhobo, indibano ezimeleyo, ukulungiswa kwezixhobo, kunye noqeqesho lokusebenza.Inokuvelisa i-wave-wave high-speed guardrails, iintsika, ibhloko echasene nebhloko, kunye nomthamo wemveliso yemihla ngemihla ukuya kuthi ga kwiitoni ezingama-80, nto leyo ngumlinganiselo obalulekileyo weChina Railway No.. 10 Bureau Materials Trading Company ukwakha inkqubo yemveliso eyahlukeneyo kwaye wandise ikhonkco lonikezelo.Emva kokuba iprojekthi ifikelele kumthamo wemveliso, iya kuhlangabezana ngakumbi neemfuno zeeprojekthi ezahlukeneyo zesantya esiphezulu zokuthenga iimveliso ze-guardrail zesantya esiphezulu.