The contents of Q/BQB 472-2018 Cold-rolled steel strip for color picture tube shadow mask, prepared and published by our company, meet the requirements of relevant national laws and regulations, mandatory standards, and related industrial policies; and in accordance with the prescribed procedures, are approved for release by the legal representative of the enterprise. The products produced by our company meet the technical requirements stipulated in this Standard. The standard number is clearly indicated on the corresponding product packaging. Our company is responsible for the truthfulness, accuracy, and legality of the declared public information, and assumes full legal responsibility for the consequences of the implementation of this Standard.