Quality Inspection

At the same time as mold manufacturing, mold quality inspection is also extremely important.

PTJ is well equipped with production and testing equipments, Such as: AGIE EDM machines, AGIE wire cutting machines from Switzerland, and Seibu wire cutting machine from Japan , 3# numerical control grinder from Japan, TOYODA internal & external synchronization grinder from Japan, ZEISS CMM testing machine from Germany, Mitutoyo roundness instrument, roughness testing machine as well as the Mikron CNC milling machine from Switzerland, digital display of precision milling machines, lathes, grinders, the 2-D projector, such as profiler. In 2009, Suzhou company has imported ISO-9001 quality management system and ERP production management system and in 2014, we are to be a national high-tech enterprise, even we imported IATF16949 certificate in 2018, on all sides in order to ensure the better quality and the faster delivery date for our customers. All is want the company to get a higher level for the development.

Quality Management:

  • 1. PTJ has strict and meticulous quality control in all aspects of the production process, to ensure product quality.
  • 2. PTJ brings in advanced test equipment, which can test the quality of each product


Factory Photo

PTJ is one of the leading carbide dies manufacturer in China.

Our Certificate

By any modern statistical measure, PTJ meets or exceeds the quality standards of the world’s most demanding industries.

Equipment List

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OEM Services

Learn about the custom process of our company and what custom services are there.


FAQs listed are frequently questions that concerned most by our customers from world.

PTJ Guide

Know more about the technology of carbide dies, and how to use it for various application.

Case Studies

Know more about the carbide dies case studies of PTJ, and how to use it for various application.

Quality Inspection

We provide complete Quality Inspection process on our products according to customer’s application & needs.

PTJ Videos

Know more about the carbide dies manufacturing videos of PTJ, and how to use it for various application.

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