国产精品久久久久9999无码_日韩美女午夜精品视频网站_欧美人三级视频在线一区二区_521最新永久地址发布_人妻系列在线播放无码_看日本亚洲一级片_国产牛牛三级片视频_初高中生黄福利网站_欧美在线精品91_最刺激的欧美中文字幕a版

           微信截圖_20230605163503-.jpg

Accumulated more than 338 to apply for a patent

As of March 2023, the Company had undertaken over 20 national, provincial, municipal and regional technology projects; independently researched and developed 338 authorized and exclusively licensed patents, including 215 authorized and exclusively licensed invention patents, 123 authorized and exclusive licensed for utility models and other patents; invention and exclusively licensed invent accounted for about 63%.


0ab556a677b397d77f68f95a8dcf853.png

               
wwimg105.png

Editor-In-Chief/Senate National/Industrial Standard