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No.1769 Puxing Road

Shanghai Shenkai Petroleum & Chemical Equipment Corporation Ltd. (Shenkai) is a private shareholding high-tech enterprise specializing in researching, developing and manufacturing petroleum ex...

Suite 502,Building 9,Smart Hill,NO.3,Xin Fang Street,San Jian Fang ,Chaoyang District,Beijing,China

Oriental Vision International Co.,Ltd.was founded in Beijing in 2010 .For enlarged the business scope,we established an office in HK in 2012 . In addtion ,we have excellent state-company cooperated in...