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Luoyang Sigma Instrument Manufacture Co,.LTD

Sigma was founded in 1996, possesses 20 national invention patents and multiple intellectual properties. All the patent technology has been industrialized, applied to the company development and got good social benefit. ...

Luoyang Sigma Instrument Manufacture Co,.LTD
Second Floor, D Building, Torque Innovation Park,
Luoyang
Luoyang, HE 471003
China

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