Dị ka mkpa ndị ahịa si dị, dị iche iche nkọwa nke Qian'an ebuli n'elu ikpo okwu ụgbọ ala, Qian'an ebuli hydraulic nyiwe, Qian'an hydraulic ikpo okwu lifts, Qian'an ụgbọ-n'ịnyịnya ikuku ọrụ nyiwe nwere ike ahaziri.Nabata ọhụrụ na ochie ahịa na bia kparita uka.