Ife popanga mbali kuno ku China kuphimba minda osiyana mitundu yosavuta kusokoneza CNC Machining. Tikulimbana ndi zimene timadzitcha tokha kuchokera sitili miyambo makina shopu, wogulitsa kapena amasinthira zitsulo mbali utumiki. Kaya, kamodzi inu ntchito ndi ETCN, adzacemeridwa ife bwenzi wokhulupirika ndi akatswiri.