Cummins Inc., jagoran wutar lantarki na duniya, yana ɗaya daga cikin masana'antun injuna na tarihi a duk faɗin duniya. Ana samar da injunan Cummins a wurare da yawa na masana'antu a duniya, kamar Dongfeng Cummins Engine Co., Ltd. da ChongQing Cummins Engine Co., Ltd. a kasar Sin.
Dongfeng Cummins jerin janareta, an sadaukar da su musamman ga ƙarancin wutar lantarki daga 17 zuwa 400kW. Dongfeng Cummins Engine Co., Ltd. galibi ke ƙera Cummins ƙera matsakaici da injuna masu nauyi, waɗanda suka haɗa da jerin B, C, D, L, Z.
Yiwanfu-ChongQing Cummins jerin janareta ya mai da hankali kan ikon da ya kai daga 200 zuwa 1,500kW. ChongQing Cummins Engine Co., Ltd. haɗin gwiwa ne na Cummins Inc. a kasar Sin. ChongQing Cummins Engine Co., Ltd. galibi yana kera injunan Cummins da aka kera don marine da janareta, waɗanda suka haɗa da jerin N, K, M, jerin QSK. Cummins Inc. yana ba abokan ciniki kulawa ta rayuwa da sabis na tallafi ta hanyar hukumomin rarrabawa 550 da hanyoyin sadarwa sama da 5,000 a cikin ƙasashe da yankuna sama da 160 a duniya, kuma yana ba abokan ciniki sabis na sa'o'i 24 bayan tallace-tallace da wadatar kayan gyara ta hanyar cibiyar sadarwar ƙwararrun sabis na ƙasa baki ɗaya.