Our factory has obtained the ISO 9001 certification for Quality Management System, the Environmental Management System certification (ISO14001), and the Occupational Health and Safety Management System certification (ISO45001), collectively known as the "Three Systems" certificates. We have also earned the CE certificate for the EU and the CPR directive certificate for the 30-min. fire-rated door. Additionally, we have been granted a utility model patent for "impact-resistant wooden doors."
DYWM Certificates
DYWM Qualifications & Honors
