All rights reserved: Beijing Demingna Precision Machinery Co., Ltd. Unauthorized users must be investigated for legal liability!
Address: Haidian District, Beijing on the 10th Street glory International Center 1-1202 Factory

Address: Block A.No.1034,  Hongfu Science Park, Beiqijia Town,Changping District, Beijing 102209

Tel：0086-10-81720032 62965622 61763316      fax：0086-10-61763316-210

site for the record number：Beijing ICP B 05000193-2    京 公 网 安 备 110108401160 号      Powered by www.300.cn