We are manufacturer from Poland. We made certificates for strengt and quality of manufacturing. TUV (Technischer Überwachungsverein or Technical Inspection Association) is Germany’s largest independent third–party certification organization. It provides inspection, testing, certification and related services to a wide range of industries and customers. TUV certificates are issued to products and services that comply with certain standards and regulations. These certificates are used to demonstrate that the product or service meets the required safety, health, and environmental standards. The certificates provide assurance to companies and customers that the product or service is safe and reliable.