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As of Dec. 11, 72 coal-fired boilers with the heat level of below 35 T/h have been demolished in Xi'an Hi-tech Zone, signifying the completion of the tasks assigned by the Xi'an Municipal Government.

Xi'an municipal government has launched haze reduction actions, which demands all factories to demolish all coal-fired boilers below 20 T/h. In this regard, Xi'an high-tech zone removed all the coal-fired boilers below 35 T/h, which has overfilled the requirement of the government.