Producer of Fastener , WPC DIY deck , WPC floor, and other construction material.

Quality Control

When it comes to quality control, YH special fastener never compromises. We believe that one of the main reasons our customers keep coming back is that we’re as demanding today’s business world. We pride ourselves on the close, long-term relationships that we’ve formed with all of our customers, large and small.

YH special fastener quality control utilizes the most modern equipment to ensure that customers receive exactly what was ordered. Our specialists check plating thickness using the Electronic Dermitron Tester and other important prerequisites with:

  • Rockwell Hardness Tester
  • Tensile Tester
  • Torque Wrenches
  • Dimension Tester

We pay attention to quality control from raw material to packing finish, every side, every step.