JIEH JIA ENTERPRISE CO., LTD. has extensive experience in the development and manufacturing of automotive and motorcycle performance components.
Originally established as an OEM manufacturer of air filtration products, the company progressively expanded its capabilities into independent product development, precision engineering and international brand marketing.
Through its SIMOTA brand, JIEH JIA offers high-flow replacement air filters, performance air intake systems and vehicle-specific intake solutions designed to meet different automotive applications.
Its ATTC brand focuses on performance braking components, including monoblock forged brake calipers and related brake system products.
The company operates precision CNC machining equipment and automated tube bending machinery to support product manufacturing, production consistency and quality control.
With an emphasis on product innovation, manufacturing efficiency and customer requirements, JIEH JIA continues to develop reliable performance components for automotive and motorcycle enthusiasts, aftermarket distributors and international business partners.

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