Dị ka ihe akaebe na ntinye aka anyị maka ịdị mma na afọ ojuju ndị ahịa, Yimingda enwetala aha ọma na mpaghara ma n'ụwa niile. Ndị na-emepụta akwa akwa, igwe igwe akwa, na ụlọ ọrụ uwe gburugburu ụwa na-eji igwe anyị. Ntụkwasị obi nke ndị ahịa anyị na-atụkwasị n'ime anyị bụ ike na-akpali anyị ịnọgide na-ebuli mmanya ahụ ma na-ebuli ọmarịcha.Ngwaahịa"Akụkụ akpaaka SDG1BN25-110-C73L Silinder maka Isi Cutter"A ga-ọnọ n'ụwa nile, eg Oman, Mecca, Peru. N'ime nanị afọ ole na ole, anyị na-ejere ndị ahịa anyị ụkpụrụ nke àgwà mbụ, iguzosi ike n'ezi ihe na n'oge nnyefe, nke nwetara anyị ihe pụtara ìhè aha na nnukwu Pọtụfoliyo nke ahịa na-elekọta. Anyị mgbe niile ọkọnọ nke elu-ọkwa ngwaahịa, jikọtara na anyị magburu onwe pre na mgbe ahịa ọrụ, ana achi achi na a ike na-abawanye uru zuru ụwa ọnụ ahịa.