1.Oeko-Tex Environmental protection standard certification: ensure the environmental protection and ecological safety of fabric, ensure the health of your life and work! 2.EN11611 and EN11612 standards: Our fabrics are widely exported to Europe and Southeast Asia, in strict accordance with international standards. BTTG: The protective fabric we produce is specially tested by UK testing agency BTTG and you can rest assured to give your order� to us. 3.SGS: The functional fabric produced by Xinxiang Weis� has been professionally tested by SGS, flame retardant, shrinkage, colorfastness and other indicators all meet the requirements of guests. If you believe SGS, please choose to trust Weis. 4.Aitex: Anti-static fabrics supplied by Xinxiang Weis have been Aitex.es tested with excellent arc resistance performance.