Since the falling of winter, Xu Guangxin, a resident in Xinyuan Community, Qitaihe City, Heilongjiang Province feels pretty good.
"Heating is in full supply, the outside air is clear and not as dirty as before," Said Xu Guangxin.
What brings the good mood to Xu Guangxin is the project of energy saving and emission reduction.
As the biggest coal enterprise in this city, Baotailong uses a large amount of coal gangue and peat which produced in the process of coal washing to generate electricity nowadays. The waste heat is used for the residents in winter and the slag is used as brick material again.
By People's Daily Online
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