Na -ewebata teknụzụ mmepụta mba ụwa dị elu na akụrụngwa dị elu maka ngwaahịa seramiiki.
Dingzhou Hongyu Technology Development Co., Ltd. dị na Dingzhou, Province Hebei, China, isi obodo egwuregwu akụrụngwa City. Anyị nwere ihe karịrị ndị ọrụ 120 n'ụlọ nrụpụta ise, ihe karịrị ndị ahịa ala ọzọ 2,000, yana ahụmịhe karịa afọ iri. Ụlọ ọrụ anyị na -ekere òkè n'egwuregwu egwuregwu n'afọ niile. Tọrọ ntọala na 2008, ụlọ ọrụ anyị bụ ụlọ ọrụ zuru oke nke na -ahụ maka imepụta ngwongwo egwuregwu, na -ekpuchi mpaghara 100,000 square.
Ogo nke mbụ, echekwara nchekwa
Anyị ga -abawanye ma wusie mmekọrịta anyị nwere ike.