Ipahela Xiao Jing yipahela elinegobolondo eliqinile eligqugquzelwe yimigqa yesikhumba eyayikade isetshenziswa ukubopha imithwalo ngesikhathi kuhanjwa. Igobolondo elingaphambili linesimo esiphakeme sohlaka esikhumbuza imigqa ephambanayo, ngephethini elimpambananayo endaweni ngayinye lapho kuphambana khona elifana nentambo yokuthunga. Uhlaka lubuye luqinise igobolondo ekucindezelweni. Igobolondo elinemigqa emithathu linika amandla nokumelana nokuguga, futhi umbukiswa uqedelwa ngokwelashwa kwe-electronic scrub. Ama-sliding bearings agcina ukunyakaza kubushelezi futhi kuthule. Ingaphakathi lihlukaniswe libe yizindawo ezizimele zezingubo, izinto zokuhlanza umzimba, amadokhumenti nezinto zikagesi.