Ugbu a ọ bụ afọ 2022, na-atụ anya atụmanya mmepe nke igwe brik n'ọdịnihu, nke mbụ bụ ịga n'ihu n'ọkwa dị elu nke mba ụwa, mepụta ngwaahịa ọhụrụ nwere onwe ha, wee mepụta ọkwa dị elu, ọkwa dị elu na akpaaka zuru oke. Nke abụọ bụ iji wuchaa kenha nke nnukwu-ọnụ ọgụgụ mmepụta akara ngwá, nke nwere ike ọ bụghị nanị na-emepụta ndị nkịtị porous brik na oghere brik, ma na-onwem na-ebu ngọngọ ngwá nke nwere ike na-emepụta elu-ike, porous na mkpa-mgbidi thermal mkpuchi, ilekwasị anya na ngwá chọrọ nke shale, coal gangue, ofufe uyi na ndị ọzọ na akụrụngwa ma e wezụga ụrọ.

Ya mere, atụmanya mmepe nke igwe na-emepụta brik nke China dị nnọọ mbara n'ọdịnihu. Anyị kwesịrị ijide ohere akụkọ ihe mere eme nke otu oge, mgbanwe na ihe ọhụrụ, ma jiri ọnọdụ ahụ mee ka ụlọ ọrụ mmepụta brik na-emepụta brik nke China na ọkwa ọhụrụ.

Ụlọ ọrụ anyị Honcha block na-emepụta ihe ka ga-anọgide na-emepụta ihe ọhụrụ ma na-emepụta ezigbo mmepụta maka ndị ahịa anyị gburugburu ụwa.