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Beijing Yan Hong Da Railway Equipment Co., Ltd.   Powered by360/cn  京ICP备15027962  

Add:Building 15 Zone 5, 188 South 4th Ring WestRoad, Fengtai District, Beijing, China.  Tel:+86-010-56057666-8041 Fax:+86-010-56057677 EMAIL:info@yhd-cn.com