IJiujiujiayi ijonga umgangatho njengobomi,
Ityala elihle njengomphefumlo, impumelelo yakho njengomsebenzi
Iimveliso zeJiujiujiayi ikakhulu zezi: impompo yedizili, isitofu sedizili, umlomo wedizili, iivalvu zesitofu, iivalvu ze-solenoide, ivalve yokulinganisa impompo, iivalvu zokulawula ukufunxa impompo / i-SCV, iplanga yedizili kunye nevalve yokuhambisa.ngaphezu koko sinikezela ngempompo yokutofa kunye nenkonzo yokuvelisa kwakhona isitofu.Ezi mveliso zithengiswa eYurophu, eU.SA, kumbindi nakumazantsi eMelika, eMzantsi-mpuma Asia naseAfrika.Umgangatho weempahla uvunyiwe zezi ndawo abathengi.