![](/c/document_library/get_file?folderId=2393060&name=DLFE-84201.jpg)
NATIONAL AWARD FOR SCIENCE & TECHNOLOGY PROGRESS
CERTIFICATE
Project Name: Design, Key Manufacturing Technology and Application of High Performance Copper Chromium Contact Materials for Vacuum Switches
Reward Grade: Second Class
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SHAANXI PROVINCE AWARD FOR SCIENCE & TECHNOLOGY
CERTIFICATE
Project Name: Characteristic and Application of Arc Dispersion on Electrode Materials
Reward Grade: Second Class
![](/c/document_library/get_file?folderId=2393060&name=DLFE-84204.jpg)
SHAANXI PROVINCE AWARD FOR SCIENCE & TECHNOLOGY
CERTIFICATE
Project Name: Key Manufacturing Technology and Application of High Performance CuCr Contact Materials
Reward Grade: First Class
![](/c/document_library/get_file?folderId=2393060&name=DLFE-84203.jpg)
NATIONAL AWARD FOR NEW PRODUCTS
CERTIFICATE
Reward Time: 1997