Khoom siv

Lub ntsiab neeg siv orchard ditch, vaj ntsuab, cable pipelines, roob cog ntoo, tsev cog khoom zaub, ua liaj ua teb transformation, qab daus, av nkos crushing, ua liaj ua teb orchard siv, ua liaj ua teb plowing, ditch digging, raking, roob av reclamation, excavation, farmland plowing, silt tu . Kev hloov pauv nyob deb nroog, kev tsim ua haujlwm, thiab lwm qhov chaw me me.