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Administrative centre: 19/F, Block B, Yunhe City Plaza, Guangling District, Yangzhou City, Jiangsu Province

Business Center: 2913-A, Block B, Building 3, Shenglong Plaza, Zhengdong New Area, Zhengzhou, Henan

Phone: 400-9664-43-0 
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Email: Jilongzixun@163.com

Railway engineering