Wojin Coffee Valve – Keep Your Coffee Fresh
Premium one-way degassing valves and packaging solutions engineered to preserve aroma, extend shelf life, and elevate your coffee brand.
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Premium one-way degassing valves and packaging solutions engineered to preserve aroma, extend shelf life, and elevate your coffee brand.
Since its establishment in 2012, Wojin Plastic Products Factory has focused on the R&D and production of one-way degassing valves and semi-automatic valve applicators. With a commitment to innovation and quality, we serve coffee brands worldwide.
We have brought in a fully automatic production line from Japan with a daily production capacity of 200,000 units and a product qualification rate of 99.9997%. The company strictly controls product quality, monitors each manufacturing step, and implements 6σ management to ensure consistency and reliability.
Engineered for performance, reliability, and freshness. Wojin delivers innovative packaging solutions trusted by coffee roasters globally.
One-way degassing valve that allows CO₂ to escape while preventing oxygen from entering, preserving aroma and freshness in coffee packaging.
Efficient machine for precise valve placement on coffee bags. Ideal for small to mid-scale roasters seeking automation with flexibility.
Tailored packaging solutions with integrated degassing valves. Choose from various sizes, materials, and printing options to match your brand.
Airtight containers with built-in degassing technology for retail and home use. Keeps beans fresh longer without compromising flavor.
Compact, stackable tubes with one-way valves. Perfect for sample packs, gift sets, and portion-controlled storage.
Fully automated high-speed valve applicator for large-scale production lines. Increases efficiency and reduces labor costs.
Biodegradable one-way valve made from plant-based materials. Sustainable solution without sacrificing performance.
Time-temperature indicator labels that monitor freshness and shelf life. Enhances consumer trust and brand transparency.
From precision engineering to global support, we deliver unmatched value in coffee packaging innovation.
Achieved through 6σ management and rigorous in-line quality control.
200,000+ units daily with Japanese automated production lines.
Always available to assist with technical or order inquiries.
Reliable logistics and global shipping with tracking.
News, events, and insights from our team and industry.
Nov 25, 2025
Celebrating 13 years of innovation with a two-day team building activity that strengthened collaboration and energized our workforce.
Nov 4, 2025
Employees competed in a timed challenge to improve speed and accuracy in product sorting — boosting operational efficiency.
Sep 28, 2025
Wojin showcased its latest valves and packaging solutions at Yunnan’s premier coffee event, connecting with local roasters and brands.
Have questions about our valves, applicators, or custom packaging? Reach out to our team for support, samples, or quotes.
sales@wojinvalve.com
0086 138 2555 9141
Foshan City, Guangdong, China
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