wojin coffee valve company introduction

Coffee Bean Storage Tubes with valve keeps coffee fresh and aromatic

The WOJIN coffee bean storage tubes features a built-in one way degassing valve, preserving coffee aroma and freshness, ideal for display and sampling.

WOJIN Conducts Employee Product Training Session

WOJIN quality control training combined theory and practice to equip employees with skills to identify defects while reinforcing the quality lies in details philosophy.

WOJIN Showcased Coffee Bag Degassing Valve Solutions at HOTELEX Shanghai

WOJIN took part in HOTELEX 2025, held at the National Exhibition and Convention Center in Shanghai.