Sales hotline:0086-1391-1266-619
Service hotline:0086-1391-0313-633
Phone:0086-10-6156-8188
Fax:0086-10-6957-4966
Email:long@bj-delong.com
http:www.bj-delong.com
Sweep code pay attention to
DeLong Micro-Credit public number
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北京德龙电力设备有限公司