Tun watan Oktoban da ya fi jan hankalin jama'a shi ne beijing-Tianjin-Hebei da kewayen koke-koke na man fetur a sama da na kasa.Bayan lardunan Henan da Hebei a cikin takarda ko sanarwa ta baka ga kamfanoni don isar da lokacin zafi na 2021-2022 da wasannin Olympics na lokacin sanyi yayin manufofin iyakance samar da masana'antu, a ranar 18 ga Nuwamba, 2021, wani wuri a Shandong ya kuma ba da sanarwar iyakar samar da wasannin Olympics na hunturu. labarai.Daga ranar 27 ga Janairu zuwa 15 ga Maris, 2022, Gundumar Noggao ta Dongying City, lardin Shandong za ta dakatar da samar da masana'antu masu darajar C da kasa da eia, tare da rage samar da kamfanoni masu daraja C da sama da kashi 50%.An ba da rahoton cewa, kamfanonin carbon da ke yankin sun sami sanarwa ta baki don dakatar da iyakoki, amma matatun sun ce ba su sami takamaiman sanarwa ba.
Lokacin aikawa: Dec-07-2021