日本成人中文字幕-色一色成人网-67194熟妇在线观看线路-国产精品国产亚洲区艳妇糸列短篇-精品国产在天天在线观看-国产又粗又爽又黄-日本免费不卡一区在线电影-亚洲专区av-不卡中文字幕-亚洲第一av无码专区-三浦理惠子av在线播放-亚洲欧洲一区二区三区四区-天天狠天天添日日拍-久久亚洲a v-超碰在线网

ACEG Won Two Patents of National Invention
  |  Updated: 2023-07-14  |  Views: 9777

Recently, good news came from China National Intellectual Property Administration.Two scientific and technological achievements by ACEG General Contracting Company,i.e."Control System and Method for Dustproof Spraying Ring of Drilling Bit and Dustproof Drilling Bit" and "A Hanging-type Dust Removal System and Method", were awarded patent certificates of national invention.

Innovation leads development and science and technology drive the future.ACEG will continue to efficiently coordinate and promote scientific and technological innovation and development. With key projects as the carrier, it will accelerate the transformation of scientific and technological innovation achievements, contributing to ACEG's high-quality development.