Please introduce the certification body DEKRA.

DEKRA (Deutscher Elektrotechniker-Technischer Überwachungsverein) is a global professional organization that provides safety inspection and certification services. Founded in 1925 and headquartered in Stuttgart, Germany, DEKRA is currently one of the largest technical service providers in Europe and operates worldwide. DEKRA's services mainly focus on vehicle inspection, industrial inspection, product testing and certification, personnel certification, and management system certification.