about preair

Shaoxing Fangjie Auto Accessory Co., Ltd., founded in 2003, is an enterprise integrating auto parts R&D, manufacturing, sales and service. With a history of more than 20 years, it is located in Fuquan Street, Keqiao District, Shaoxing City, a famous historical and cultural city.It has an advantageous geographical location, covering an area of more than two acres, with a building area of more than 20000 square meters.It has more than 100 employees, including more than 10 management teams, more than 10 foreign trade teams and A professional R&D team of five people,5 quality management personnel…

  • 22+
    Years Industry Experience
  • 20000+
    Factory Area
  • 100+
    Company Employees
  • 500000+
    Production Capacity

featured products

The company is mainly engaged in brake automatic slack adjuster and brake caliper repair kits for trucks, trailers and buses. We have complete equipment, world-class production and testing equipment, large-scale machining centers and CNC machine tools, with an annual production of more than 500000 sets.
  • Slack Adjuster
  • Brake Caliper
  • Brake Pad
  • Solenoid Valve
  • Clutch Master Cylinder
  • Brake Chamber

certifications

The company paid much attention to quality-control in manufacturing process.
certifications (1)
certifications (2)
certifications (3)
certifications (4)
certifications (5)

latest news

Our excellent quality management system ensures that you do not have to worry about quality issues
view more
  • What 2026 Trends Matter for ABS Solenoid Valve ...

    For 2026, the most important ABS solenoid valve trend for heavy truck brake safety is not a single new part number, but a system-level shift toward faster pressure modulation, tighter OEM compatib...

    What 2026 Trends Matter for ABS Solenoid Valve ...

    For 2026, the most important ABS solenoid valve trend for heavy truck brake safety is not a single new part number, but a system-level shift toward faster pressure modulation, tighter OEM compatib...

  • Why ECE R13 Certification Matters When Sourcing...

    TL;DR — EU trailer OEMs and their tier-1 brake system suppliers require that any brake valve component sourced from outside the European Union carries valid ECE R13 certification. ECE R13 covers th...

    Why ECE R13 Certification Matters When Sourcing Brake Valves from China for EU Trailer OEMs
    Why ECE R13 Certification Matters When Sourcing...

    TL;DR — EU trailer OEMs and their tier-1 brake system suppliers require that any brake valve component sourced from outside the European Union carries valid ECE R13 certification. ECE R13 covers th...

  • Clutch Master Cylinder vs. Slave Cylinder: What...

    TL;DR — Fleet buyers sourcing clutch master cylinders and slave cylinders for heavy truck and trailer applications must understand that these two components are functionally paired but mechanically...

    Clutch Master Cylinder vs. Slave Cylinder: What Fleet Buyers Need to Know for Bulk Procurement
    Clutch Master Cylinder vs. Slave Cylinder: What...

    TL;DR — Fleet buyers sourcing clutch master cylinders and slave cylinders for heavy truck and trailer applications must understand that these two components are functionally paired but mechanically...

  • What Is the Best Clutch Slave Cylinder Choice f...

    The best clutch slave cylinder choice for repair shops is the one that matches the vehicle’s OEM number, hydraulic specification, and installation envelope first, and price second. For commercial ...

    What Is the Best Clutch Slave Cylinder Choice f...

    The best clutch slave cylinder choice for repair shops is the one that matches the vehicle’s OEM number, hydraulic specification, and installation envelope first, and price second. For commercial ...