After the raw materials enter the factory, the size, material, hardness and tensile force shall be tested accordingly.
After all the parts enter the factory, the size, material and hardness are tested accordingly.
Each process has a skilled worker with excellent self-check ability, and a self-check report is made every two hours.
There is a perfect testing system and stricter quality standards, and each production process is equipped with professional testing personnel.
Precision grinding tools can guarantee the consistency of products.