Redefining Locks with PCR Materials: Sinox R&D Center’s Breakthrough for a Secure and Sustainable Future

In the lock industry, safety and durability have always been top priorities. Yet, as ESG-driven sustainability becomes deeply embedded in global supply chains, one question has moved to the forefront for the SINOX R&D Center: How Locks Can Achieve Both Security and Environmental Responsibility?
In fact, we began integrating PCR (Post-Consumer Recycled) materials into our products years ago and have steadily expanded their applications.
However, over the past year, market research revealed a notable signal: among all application sectors, the demand for sustainable locks is most urgent in the computer hardware industry. Why Computer Products?
We believe this is closely tied to the high precision and complexity of computer products.
With intricate structures and numerous components, their manufacturing processes often involve materials that place a heavier burden on the environment. As a result, both brands and consumers in this space place greater emphasis on building a green supply chain.
From Market Insight to R&D Challenge
Recognizing this trend, our R&D center launched a material upgrade program for computer lock cables, aiming to fully replace conventional PVC cables with certified PCR materials.
At first glance, this might seem like a straightforward material swap. In reality, the challenge was far greater. While PCR materials are eco-friendly, their stability and strength must be thoroughly validated before they can be trusted in lock products that endure high tensile forces and prolonged use.
Over six months of intensive R&D, our team refined and tested the product across three critical dimensions:
- Strength & Durability – Ensuring PCR material locks withstand frequent daily use and external impacts.
- Processing Consistency – Addressing batch-to-batch variations in recycled materials to ensure uniform product quality.
- Long-Term Performance – through repeated testing and environmental simulations to verify the material’s reliability in real-world conditions.
The result? A PCR material lock that passed every rigorous test, backed by a complete TC Report, proving it delivers both high performance and sustainability.
Beyond the Lock: A Greener Supply Chain
Sustainable upgrades shouldn’t stop at the product itself.
We also redesigned our packaging—replacing traditional plastic materials with recycled paper and honeycomb paper—to reduce plastic usage while elevating the unboxing experience and brand image.
This end-to-end sustainability mindset, from materials to packaging, lies at the heart of Sinox’s commitment to a greener supply chain.
Safety and Sustainability: Not a Trade-Off
Incorporating sustainable materials into lock manufacturing poses far higher challenges than in many consumer products—because safety and durability are non-negotiable.
This PCR material lock innovation not only proves that eco-friendly materials can meet the most demanding performance requirements, but also lays the foundation for future breakthroughs in sustainable design.
At Sinox R&D Center, we believe safety and sustainability are not opposing goals—they are twin pillars that can advance together. Moving forward, we will continue to explore innovative solutions so that every lock we produce safeguards both the user’s security and the planet’s future.