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Welcome Guangzhou Yonglong Hardware Manufacturing Co. Ltd. - wing produced will be fine National unity 24 hours service hotline：086-020-81762527 Chinese | English

Certificate of honor     Standard formulation     System certification     Patent technology     Certificate of honor     Contact us Guangzhou Tel: 020-81762527, 81012789, 81272884, 81752336 Fax: 020-81764254, 81752439 Company website: http://www.qcswd.com Email, Guangzhou: gzyonglong168@126.com Hubei hbyonglong@163.com Headquarters address: No. 16, Tan tail Road, Liwan District bridge, Guangzhou, China Hubei address: No. 50 Hubei road Zhongxiang xinmeixiang

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