Yenza umshini wokugoqa osezingeni eliphezulu. Zinikele embonini yokweluka yomhlaba wonke. - Yongjin Machinery
Imishini yokweluka ibizwa nangokuthi imishini yokuphotha, imishini yokweluka, imishini yokuphotha ikotini, njll. Imishini yokweluka yokuqala yayiqhutshwa ngabasebenzi. Ubuchwepheshe bemishini yokweluka buye bafundwa kusukela ngekhulu le-19 futhi bungeniswe kancane kancane emakethe yamazwe ngamazwe kusukela ngawo-1950. I-Yongjin ikhiqiza izinhlobo ezintsha zemishini yokweluka ezisezingeni eliphezulu futhi izibeka emakethe ngokulandelana. Imishini yokweluka engenama-shuttleless ithole imiphumela emangalisayo ekuthuthukiseni izindwangu nokuthuthukisa ukusebenza kahle kwemishini yokweluka, futhi isetshenziswa kabanzi emazweni emhlabeni wonke, futhi isheshisa inqubo yokuguqulwa kwemishini yokweluka.
I-Yongjin ingabakhiqizi nabaphakeli bemishini yokweluka abaphambili, inomshini wokweluka othengiswayo, ozinikele ekukhiqizeni izinsimbi zokweluka ezisezingeni eliphezulu, wamukelekile ukuwuthenga.