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Matrass C-Graphene Industry Group Limited
Address: Room EFG, 4th Floor Hao Run Building,No.50 Deng Shi Kou Street,Dong Cheng District,Beijing,China
Postcode:100006
Tel:(+86)-10-65256918
Fax:(+86)-10-65256795
Email: info@matrass-cg.com