Ina-poinzi inosiyana frequency synchronous kusimudza sisitimu inoshandiswa kune 2000T bhokisi girder kudonhedza danda paKunming Puxuan Expressway.

Iyo purojekiti yakasarudza yekambani yedu mana-point frequency conversion synchronous lifting system, 12 seti ye400T yakakura-tonnage hydraulic jacks ine sitiroko ye300mm, iyo yakanyanya tonnage yedanda rinodonha yakasvika 2100T, uye kureba kwedanda rinodonha rakasvika 2.4 metres , kugadzira zambuko rinosimudza nekudonha muYunnan Province. Iyo yepamusoro danda kureba uye tonnage chirongwa!