Yakatangwa muna 1996, Airpull (Shanghai) Sefa yabva yakura kuita mugadziri wemafirita emhepo compressor.Seye hi-tech Chinese bhizinesi munguva yazvino, kambani yedu yakaratidza hunyanzvi hwekugadzira, kugadzira, uye kugovera.Isu tinopa akasiyana-siyana emhepo compressor kutsiva zvikamu zvinosanganisira yakakwirira-giredhi zvinhu senge mafirita emhepo, mafirita emafuta, uye anoparadzanisa mafuta emhepo.