Muna 2022
Isu tichaedza mumakore matatu kuvaka iyo yese maindasitiri cheni kubva kune inorganic kuenda kune organic, kubva yechinyakare makemikari indasitiri kusvika yakanaka makemikari indasitiri, uye kuvaka yakanaka indasitiri yemakemikari base ine akanyanya hunhu kumadokero kweInner Mongolia.
Muna 2017
Iye zvino isu takavakirwa pane zvakanakira alkali sulfide zviwanikwa, ine self-yakagadzirwa sodium sulfide kugadzira zvimwe zvigadzirwa.
Muna 2014
Muna 2014, kuti tivandudze kuchengetedza kwezvakatipoteredza, tinodyara mari inodarika mamirioni makumi manomwe neshanu kuti tivakezve tekinoroji yekugadzira tekinoroji muDengkou Industrial Park muInner Mongolia, uye takaona kuburitswa kwepagore kwematani makumi maviri ezviuru zvesimbi yakaderera sodium sulfide.
Muna 2001
Muna 2001, yakanzi Inner Mongolia Lichuan Chemical Co., Ltd
Muna 1998
Muna 1998, akabatana neInner Mongolia Yili Resources Group
Muna 1985
Muna 1985, Yakashandura zita kuita varimi veBameng HKMA uye yakachinjirwa kugadzira "BaYan" sodium sulfide, inova chirimwa chenyika chemakemikari chirimwa muBayannaoer City.
Muna 1969
Aimbove weInner Mongolia Lichuan Chemical Company yaive engineering Repair fekitori, iyo yakavambwa muna 1969 neInner Mongolia Production uye Construction Corps yeBeijing Military Dunhu.