About Wojin

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 applicator. It has brought in a fully automatic production line from Japan with a daily production capacity of 200,000 and a product qualification rate of 99.9997%. The company strictly controls product quality, strictly monitors each step of the product manufacture, and implements the 6sigma management. We guarantee the delivery on time and have 24-hour online customer support. Let our "coffee degassing valve retains the aroma of your coffee".
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WOJIN Showcases High-Standard One-way Degassing Valves at Shenzhen Coffee Expo

04 Sep 2024

WOJIN promoted its brand at the Shenzhen Coffee Expo and will continue to produce high-quality products to high standards.

Learn about WOJIN one-way degassing waterproof valve (WJ1901-FW)

26 Aug 2024

When some products containing liquid and need to be degassing to maintain freshness, we need to use a bag with one way degassing waterproof valve.

How to maintain the freshness and extend the shelf life in pet food packaging

13 Apr 2023

Consider using packaging with one way degassing valve to help maintain the freshness of the pet food and extend its effective feeding period to improve the quality.

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