TRINITY, as the first and the largest professional extrusion tooling manufacturer in China, participated in formulating the industry standard of Chinese extrusion tooling as well as the plastic doors and windows, and cooperate with famous colleges and universities to research and develop the flow simulation analysis software with independent intellectual property rights.

In 1985 TRINITY enters extrusion tooling field and researched and manufactured China’s first PVC plastic door & window profile extrusion tooling;

In 1999 the first tooling was exported to the USA;

We own over 30 designers with rich experience, more than 70 marketing and after-sales service team, and have provided perfect services to over 500 customers in the world;

Currently the annual output of TRINITY has reached 1,200 extrusion tooling and 100 extrusion production line, which have been successfully exported to more than 600 customers in over 50 countries and regions.

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