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Company address:Diequan Villa 45-2, No. 126 Dongwei Road, Changying, Chaoyang Dist.,Beijing

Tel: +86 010-85788768/85788298

Fax: +86 010-58043739

Copyright: Beijing WINGSPAN Technology Development Co., Ltd. Company Technology:PingDong information  Record number:Beijing ICP No. 11022664-1