Number 23,Tianbei 1st Road,Luohu District
Keyray Instrument Inc is one high-tech enterprise that specializes in researching, developing and producing X-ray fluorescence Spectrometer, precious metals analyzers, environmental protection tester, mineral products detector,antique analyzer ...
Gold Tester,X-Ray Fluorescence Spectrometer,Precious Metals Tester,Gold Testing Machine,Laboratory Instrument