| Material Proof | 
        
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            | Instrument List | 
        
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            | LXM-3300 Inverted Metallographic Microscope | 3D Projector PJ-2500 | XQ-2B Metallographic Sample inlaying Machine | 
        
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            | P-2G Metallographic Polishing Machine | Micro Hardness Tester | Rockwell Hradness Tester | 
        
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            | HB-3000 Brinell Hardness Tester | HR-150A Rockwell Hradness Tester | HV-10B Vickers Hardness Tester | 
        
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            | JB-300B Pendulum Impact Tester | JSZ6 Twice Microscope | NIKON L150 Metallographic Microscope | 
        
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            | 13SQ-80 Cutting Machine | TESA.hite400 2D Height Gauge | WEW-300A Microcomputer Screen Display Hydraulic | 
        
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            | M-2 Metallographic Polish Machine | Digital Pistol Grip Bore Gauge |  |