On March 21st, Aerospace Precision Research Institute organized a Q/Dy standard bolt and nut product appraisal review meeting in Tianjin. The review team listened carefully to the development and identification test of the aerospace precision Q/Dy standard bolt and nut. After questioning and discussion by the review team, it was determined that the aerospace precision inspection manufacturing process method is stable and reliable, the quality assurance measures are effective, and the relevant tools and molds are available to meet the batch production requirements. The review team unanimously agreed that the Q/Dy three standard bolt and nut products passed the appraisal review. (Text / Lu Huanian) Organizer Eva Cases,Electronic Organizer Eva Case,Hard Travel Organizer Eva Case,Eva Hard Drive Case Dongguan C.Y. RedApple Industrial Limited , https://www.hpgbags.com