UJEN DEVELOPMENT CO., LTD. - UJEN is a manufacturer with 45 years of experience in producing hand screws, offering custom services and professional mold-making capabilities for knobs & handles.

UJEN Environmental Protection | Eco-Friendly Fasteners

UJEN commits to environmental protection with RoHS and REACH compliant hand screws. Discover our trivalent chromium plating technology for sustainable fastening solutions.

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UJEN's Environmental Protection Standards for Hand Screws and Fasteners

Sustainable Manufacturing Practices with International Compliance and Eco-Friendly Materials

What measures does UJEN take regarding environmental protection?

Environmental protection is an integral part of our operation. UJEN is committed to reducing the environmental impact of our production processes, strictly adhering to international environmental standards like RoHS and REACH from material selection to process optimization. Our handle screws use environmentally friendly materials, such as trivalent chromium plating technology, which not only improves product durability and aesthetics but also protects the environment by reducing the release of harmful substances.


How can we ensure our medical device fasteners meet strict environmental compliance standards without sacrificing durability?

UJEN's hand screws and knobs are manufactured with RoHS and REACH compliance built-in, utilizing trivalent chromium plating technology that eliminates harmful substances while maintaining superior durability and aesthetic appeal. Our ISO 9001 certified processes ensure your medical devices meet the most stringent environmental regulations globally. Contact us to learn how our eco-friendly fastening solutions can enhance your product's compliance profile and market competitiveness.

With 45 years of specialized expertise in hand screw and plastic injection mold development, UJEN delivers sustainable fastening solutions without compromising on quality or performance. Our eco-friendly manufacturing practices ensure that manufacturers across medical devices, fitness equipment, industrial machinery, and consumer applications can confidently integrate our products into their designs while supporting their own environmental sustainability goals. By choosing UJEN's environmentally compliant hand screws and custom knob solutions, you partner with an ISO 9001 certified manufacturer committed to protecting both product performance and planetary health.