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      Hangfa has nearly 30 people in R & D and technical support team, 5 senior R & D personnel. And We have established a long-term partnership with the University of Electronic Science and Technology, Southwest Jiaotong University, Sichuan University, China Academy of Engineering Physics, CLP ten, China Railway Hospital Research Institute, CSIC Institute, the five branches of aerospace and other research institutes.
      Now Hangfa company has more than forty items of various types of patents:
    • 专利证书
    • An extruder barrel in lithium metal extruder
    • 专利证书
    • A vacuum suction device used in lithium metal extruder
    • 专利证书
    • A 45° omni wheel
    • 专利证书
    • A 90° omni wheel
    • 专利证书
    • A omni wheel with bearing
    • 专利证书
    • A 45° omni wheel with integrated molding process hub
    • 专利证书
    • A with the chassis adopting overall casting molding process of aluminum alloy
    • 专利证书
    • A with the hydraulic shock absorber suspension system
    • 专利证书
    • A with three omni wheels
    • 专利证书
    • A with four omni wheels
    • ...