Many products passed RoHS, REACH certification. 

Some products were certified by UL:

Plastics - Component    E199019

System Components, Electrical Insulation - Component     E324567

Systems, Electrical Insulation - Component   E241099

Laminate Construction Details for Insulation Systems - Component    E343013

Miscellaneous Insulating, Ceramic, Metallic and Conducting Materials - Component   E230388

We also entrust the third party to inspect the products at clients' request.