Ngomhla zingama-27 kuNdasa, uMnyango Wezemvelo Nezemvelo WesiFundazwe sase-Anhui wabamba umhlangano wabezindaba futhi wamemezela ukuthi "I-Anhui Provincial Cement Industry Air Pollutant Emission Standards" (ngemuva kwalokhu ebizwa ngokuthi "Amazinga") aqaliswe ngokusemthethweni kusukela ngo-Ephreli 1st.I-“Standard” ibeka ukuthi i-particle matter, i-sulphur dioxide, nama-nitrogen oxide akhishwayo angu-10, 50, kanye no-100 mg/m3 ngokulandelanayo.Njengendinganiso eyimpoqo futhi izosetshenziswa ngo-April 1, 2020. Lokhu kunikeza izidingo eziphakeme zemboni kasimende ekusebenziseni okokusebenza kokuvikela imvelo.