LGA is a Germany based test center with over 30 offices worldwide and test laboratories with more than 135 years of experience. 

We have been certified by the LGA and received the "LGA Qualits Certificate" in 2001. 
TSE is an approved Standard Quality and Technique Consultancy Service that certifies companies which are meeting international standards for production standardization. 

Since 1980 SAMET has been approved by this institution, as well and it is the first company owning this certificate for its hinge systems.
To meet and to guarantee that we are fulfilling international standards, Intertek has analyzed, tested and certified our products according to RHOS specifications. According to the outcome of their test procedures the raw materials we use for the fabrication of our products do neither harm the environment nor they cause any human health issues.