Isoko ya fonction nozzle yonsa mu kirere, ivanga amazi n'umwuka, kandi itera inkingi y'amazi igororotse bikaba ari ibintu byiza ndetse no ku manywa.
Isoko rya Longxin rifite itsinda ryabashushanyo mbonera, hamwe nubuhanga buhanitse bwo gukora imiterere yimiterere yubumuntu, uruganda rwamasoko ya Longxin, uruganda rwamasoko hamwe nubwubatsi nyuma yo kugurisha, nyuma yo kugurisha.