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
Citizens visit an ecological park to enjoy the autumn scenery during the National Day holiday in Changchun, capital of northeast China's Jilin Province, Oct. 4, 2018. (Xinhua/Xu Chang)
Citizens visit an ecological park to enjoy the autumn scenery during the National Day holiday in Changchun, capital of northeast China's Jilin Province, Oct. 4, 2018. (Xinhua/Xu Chang)