Lixiang Testing (referred to as "KEYS"), headquartered in Dongguan, is a comprehensive, professional and authoritative third-party testing service organization. At present, the laboratory has obtained the accreditation of China CNAS National Laboratory (certificate number L12596), and thus obtained the accreditation of the International Laboratory Accreditation Organization (ILAC), and obtained the CMA certificate of the National testing and inspection Organization, and was authorized by the National high-tech Enterprise and the CPSC accredited laboratory of the American Consumer Goods Association.