Cummins Inc., tus thawj coj lub zog thoob ntiaj teb, yog lub koom haum ntawm cov koom haum ua lag luam ntxiv uas tsim, tsim khoom, faib thiab ua haujlwm rau cov tshuab thiab lwm yam thev naus laus zis, suav nrog cov tshuab hluav taws xob, kev tswj hwm, huab cua tuav, pom, kev daws teeb meem thiab hluav taws xob tsim hluav taws xob.Lub hauv paus hauv Columbus, Indiana (USA), Cummins pab cov neeg siv khoom nyob hauv kwv yees li 190 lub teb chaws thiab thaj chaw los ntawm kev sib koom ua ke ntawm ntau tshaj 500 lub tuam txhab muaj thiab cov chaw muag khoom ywj pheej thiab kwv yees li 5,200 qhov chaw muag khoom.