UDA CERTIFICATION 

UDA is an independent, impartial, and professional comprehensive third-party international certification body, providing leading global certification services. Headquartered in the United States with branches worldwide, UDA is one of the earliest third-party service providers engaged in inspection, testing, and certification. UDA certifications are accredited by the CNCA、 BOA and IAF. UDA provides companies with comprehensive certification, auditing, training, and customized technical services covering areas such as quality, environment, occupational health and safety, social responsibility, and sustainability.