Stock Name:欣天科技    Stock Code:300615

  • The design method of self - locking force for fastening screw

  • One cavity filter

  • One high precision cold heading riveting nut

  • One easily removable electroplating hook and hangers

  • One easily removable electroplating hook and hangers

  • One dual-head and multiple edge cutting tool

  • The polymer composite resonator

  • One composite cover plate

  • One turning device

  • One fixture tool used for machining of low pass