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Specially invited experts:Qie Xiaogang, deputy chief of commercial information center of Beijing Yayuncun Auto Trading Market; Guo Yong, chief of commercial information center of Beijing Yayuncun Auto Trading Market;
Specially Sought Experts: Qie Xiaogang, deputy chief of commercial information center of Beijing Yayuncun Auto Trading Market; Guo Yong, chief of commercial information center of Beijing Yayuncun Auto Trading Market;