Iji hụ na ngwaahịa mma osobo ike àgwà chọrọ, na-agbalịsi ike ịnapụta ndị kasị mma ngwaahịa na ahịa, ụlọ ọrụ ji nwayọọ nwayọọ mma okokụre ngwaahịa nnyocha na akara usoro site na mmalite nke ya oruru na guzosie ike ya ule laabu usoro.
Qiangzhong nwere laabu zuru ezu nke anụ ahụ na kemịkal na-anwale ụlọ nyocha yana ihe eji arụ ọrụ nke ọma nke nwere ngwa ọrụ anụ ahụ na nke kemịkal na ngwa nyocha ngwaahịa, gụnyere ịbubata foto nke foto nke eletriki, igwe nyocha sọlfọ sulphọn, onye nyocha ọdịnaya nke NHO, igwe nyocha nke ikuku. , igwe nyocha mmetụta, igwe onyonyo igwe elektrọnikị, akụrụngwa nnwale aja, ihe nchọpụta ferrite, akụrụngwa anaghị emebi emebi, wdg, nwere ike izute ọtụtụ ihe maka akụrụngwa, metallography, mmebi emebi, ihe eji arụ ọrụ, nyocha redio na ihe ndị ọzọ gbasara ahụ na kemịkal. Nyocha, nyocha ule arụmọrụ. Onye ọ bụla n'ime ngwaahịa anyị ga-agabiga ọtụtụ nnwale siri ike ebe a iji hụ ogo ngwaahịa a.
