Proud Sun was founded in 1984 as one of Taiwan's leading manufacturers of heat-treated components. Our commitment to delivering high-quality products and services has been unwavering. Located in New Taipei City, we have a modern factory and the latest production technologies and equipment, specializing in the production of high-quality heat-treated components such as ultra-thin steel strips, coils, and springs that are widely used in industries such as hardware, hand tools, and power tools.

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Our expertise and extensive knowledge give us an advantage in producing various types of components and offering customizable solutions that meet the precise requirements of our customers. We take pride in our production capacity, which enables us to efficiently complete custom orders of various scales. Our products range in width from 6mm to 35mm, with high precision and strict quality control to ensure compliance with international standards.

We are dedicated to being a leading supplier of heat-treated components, having gained the trust and support of numerous customers in global markets, including some of the largest hardware and hand tool manufacturing brands in the United States, Europe, and Japan. We are actively expanding our markets and seeking new opportunities for collaboration. We are focused on providing exceptional quality and customized solutions, making us a reliable partner for global enterprises.