NOM certification is compulsory and all the products exported into Mexico shall meet NOM requirements as well as other relevant mandatory requirements. 11 kinds of products, including water heaters, washing machine, air conditioners, refrigerators and compact fluorescent lamps shall meet the energy efficiency requirements and be affixed with relevant labels before be sold in Mexico. Since September 2011, 186 kinds of products shall bear energy consumption label. If the product is already listed in the energy efficiency certification scope, only energy efficiency label is required. Some electronic and electrical products are also subject to EMC certification. As the testing laboratory authorized by ANCE, clients can obtain NOM safety & EMC certificate and energy efficiency approval based on CVC test reports and local certification service.