Specializing in the production of computer  R & D, Manufacturing, service

Ningbo Shuang Yu Mechanical and Electrical Manufacture Co., Ltd.

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Ningbo shuangyu Electromechanical Manufacturing Co. , Ltd. .
Ningbo shuangyu Electromechanical Manufacturing Co. , Ltd. . Technical transformation project　

Ningbo Shuang Yu Mechanical and Electrical Manufacture Co., Ltd.

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