About Ceramic tile product Certification
It’s regulated the requirements for product certification for limited quantity of radionuclide for the ceramic tile product by “Compulsory Certification Implementation Rules for Decoration and Renovation Products for Ceramic Tile Product”.
The certification model is: initial facotry audit + sampling test of product +supervision afterward achieving certificate, the mode carried out by sampling test of product+ initial facotry audit+supervision afterward achieving certificate is acceptable as well when ncecessary.