中文字慕无码在线,亚洲最大av一区二区三区,中文字幕无码11,亚洲va中文在线播放免费,影视综合少妇自拍,国产91天在线观看免费,国产在线精品一区在线观看,欧美最猛性XXXXX69交,高清少妇欧美亚洲,亚洲高清一区二区三区不卡

R&D
To provide you with the latest supersonic research and development technology and achievements display
Technical Strength

技術架構---EN.gif

R & D results
It has undertaken more than 20 national provincial and municipal research projects with a total amount of over 30 million yuan
  • 400+

    Patent for invention

  • 200+

    Copyright of software

  • 800+

    Utility model patent

  • 14+

    Software product registration certificate

  • 9+

    PCT International Patent

  • 21+

    High-tech products of Guangdong Province

  • 2+

    Patent of appearance

  • 20+

    Registered trade mark