According to the data analysis of the period with the highest pollution in the whole year from 2017 to 2020, the severely polluted weather of PM2.5 in the whole country is in the autumn and winter seasons of these years. Especially in the famous industrial production cities in China. For example: Beijing, Tianjin, Jiangsu, Zhejiang, Guangdong and other large urban areas are the peak pollution periods of this season. fume extractor for co2 laser

It is clearly required that local governments must resolutely prevent perfunctory and temporary measures such as "stop first" and "all shut down" in order to complete the target task. fume extractor for processing

When encountering heavily polluted weather, local governments are required to activate early warnings in accordance with the already formulated emergency plans for heavily polluted weather; continue to implement performance grading and differentiated emission reductions in key industries, instead of shutting down production on a large scale, and minimizing disruption to normal production of enterprises. interference. fume extractor laser cutter

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