Stock Code

300283

Direct
Direct

日韩中文字幕理论在线,无码中文字幕视频,高清一区二区三区蜜桃av,国产狂喷潮在线观看中文 国产精品美女久久久_欧美丰满大乳高跟鞋_九九九免费观看视频_欧美性大战久久久久久久

R&D
Zhejiang Hongfeng Key Enterprise Institute of Functional Composite Materials
Major Scientific And Technological Innovation Achievements
Hongfeng has formed the core technology in electrical contact materials, Metal-matrix Engineered Composite Materials, cemented carbide and other products
149
Authorized patents
17
International Patent
85
National Invention Patent
45
National Patent for Utility Models
2
National Design Patent
13
National standard
68
Industrial standard
1
Third Patent Prize Winner at WIPO-CNIPA Awards for Chinese Outstanding Patented Inventions and Industrial Designs
4
Scientific and Technological Award of Zhejiang Province
1
Zhejiang Patent Gold Award
1
The First Domestic Product
50
Important academic conferences and journals
International Patent
Type :
International Patent