ISO (International Organization for Standardization) is an honored developer of international standards. The Central Secretariat is located in Geneva, Switzerland. Among others, ISO aims to “make the development, manufacturing and supply of products and services more efficient, safer, and cleaner.”

In 2008, Maria Yee’s factories were awarded the ISO 9001 Quality Management System certification (Cert. No. A0014Q0074R2M, 00114Q27105R2M/4300). Consumers are assured that Maria Yee has established standards and procedures that comply with ISO requirements for quality manufacturing management. Moreover, via the mandated annual re-certifications, Maria Yee demonstrates unerring execution of its principles.