What kind of certification does MA certification belong to
MA is both the coal safety mark and the MA certificationCoal safety certification（Mei An）， Applicable to various equipment and products used underground in coal mines, it is a mandatory certification.
The National Safety Standards Center is responsible for the supervision and management of safety signs for mining products nationwide, and implements a safety sign management system for coal mining equipment, materials, instruments, and other products.
Starting from January 1, 2002, manufacturers of products subject to coal safety label managementZhongnuo TestingIt is necessary to obtain a safety mark certificate before engaging in the production and sale of the product, and using the coal mine safety mark.
Mining enterprises are strictly prohibited from purchasing and using products without safety signs.
