Iphephandaba leQingdao Jinghe Tire Technology Co., Ltd. ihlala ngemibuzo yamathuluzi wecar elikhethwe ukwenzela ukugunya imithuthuko yakhe ezidingekileyo kwezinye izikhuthazelo zokuthumela nezinhlangano zokuhlala. Amathuluzi amahlukene akufuneka ukuthi bakusamele isapho, usizo kanye nokuphuculeka. Bayenziwe ngamakhono okuncane lokusebenza olungakwenene lokuhamba olungabuyiselwa ukuthi babuyekeze umkhangiso wokusuka kunye nokuhlola kwisekhelo esihle kanye nesihlahla esincane, ukusigcisa ukubaleka kunye nokuhlola. Amathuluzi amade ahlula ngomthengamo wesiqephu esihle esisisekelwe ukuba asikhwalele kanye nokubonisele ukudla, ukuqhuba ukuthi abe ngendlela engcono kunye nokuhlala ekupheleni. Ngenxa yalokushesha amamodeli, njenge-Acrova 07A series kunye ne-Gredge 07R series, amathuluzi wecar weqhina ayifuneka ukuthi bayisize amanani adingekayo kunye namalungelo, ukusure ukuthi amakheli abafanele bakhwebise amathuluzi angcono kwezicar zabo.