1. A halin yanzu, ginin masana'antar chlor-alkali ya kai kusan kashi 82%, kuma kusan kashi 78% a lardin Shandong. A wannan makon, saboda gurɓataccen iska a wasu yankuna, fara aikin masana'antar ya ragu da kashi 2% idan aka kwatanta da makon da ya gabata, amma sun kasance masu yawa. A lokaci guda, waɗanda suka fuskanci matsalar kare muhalli, masana'antun da ke ƙasa suma sun ɗauki matakan kololuwa ko dakatar da samarwa, farawa, da kuma raguwar buƙata.

2. An rage farashin siyan ruwa da alkali na alumina a Henan da Shanxi a watan Janairu da yuan 150/ton (kashi 100 cikin 100).

3. A cewar bayanan Hukumar Kwastam ta Gabaɗaya, yawan ruwan alkali da aka shigo da shi a watan Nuwamba na 2020 ya kai tan 63.01, tare da karuwar shekara-shekara ta kashi 107.9% da 54.4%; A watan Nuwamba, yawan ruwan da aka fitar da shi da alkali ya kai tan 10,900, wanda ya ragu da kashi 86.3% daga watan da ya gabata da kuma kashi 51.8% daga shekarar da ta gabata. A watan Nuwamba na 2020, yawan ruwan alkali da aka shigo da shi da alkali ya kai tan 786.43, tare da karuwar shekara-shekara ta kashi 40.9% da kuma raguwar shekara-shekara ta kashi 14.4%. Yawan ruwan alkali da aka fitar da shi a watan Nuwamba ya kai tan 39,700, wanda ya karu da kashi 17.1% na wata-wata da kuma raguwar kashi 2.2% na shekara-shekara.

4. A watan Nuwamba na 2020, yawan shigo da alumina daga China ya kai tan 249,400, tare da karuwar shekara-shekara da kashi 43.17% da kuma kashi 20.60%. Fitar da alumina daga China a watan Nuwamba ya kai tan 8,800, wanda ya fi na watan da ya gabata da kashi 282.61% kuma ya yi kasa da kashi 17.76% idan aka kwatanta da shekarar da ta gabata. Jimlar shigo da alumina daga China a watan Nuwamba ya kai tan 240,700, wanda ya karu da kashi 40.02% a wata-wata da kuma kashi 22.74% a shekara-shekara.
Kasuwannin sinadarai na cikin gida da na waje sun sake fuskantar matsala. Wasu ƙasashe sun fara tsawaita ko ma sake buɗe manufar kulle-kullen, kuma an sake takaita ayyukan masana'antun da ke aiki a China.

6. Bayan isowar lokacin dumama, an sanya wa kamfanonin alumina da yawa suna ajin C, kuma girman takaita samar da kayayyaki yana ci gaba da faɗaɗawa. Bugu da ƙari, ƙaruwar yanayin gargaɗin farko a yankin Jinyulu kwanan nan ya haifar da raguwar yawan aiki a masana'antar.

7. Domin cimma manufofi da ayyukan kare sararin samaniya mai launin shuɗi, kamfanonin alumina a lardin Shandong sun fara iyakance samarwa, galibi suna zaune a yankin Binzhou da Zibo. Matsakaicin iyaka na samarwa shine kimanin tan miliyan 3.5, kuma yawan fitar da alumina a kowace rana yana shafar kimanin tan 10,000. Dangane da buƙatun, ban da keɓewar aji A na shandong Xinfa Huayu, sauran kamfanonin alumina suna aiwatar da iyaka ta 50% na layin gasa. Ƙarshen iyaka na gaggawa har yanzu yana buƙatar kulawa da matakin canje-canjen gurɓataccen iska.