About CNS Mark

About CNS Mark



The CNS Mark Certification System is a product Certification System enforced in 1951 in order to promote the use of national standard.


The purpose of the CNS Mark is to demonstrate the compliance of product quality with national standards and the compliance of manufactures’ quality management system with the requirements of ISO 9001.


The manufacturers may gain the confidence from consumers in order to promote their products and the consumers' interests may be protected by purchasing products of excellent quality.


The diagram consist of the abbreviation of National Standards of the Republic of China " CNS " and the Chinese character " ㊣ " illustrated as follow.

Requirement for the CNS Mark

1.Where the quality management system of the factory has obtained QMS registration with organization designated by the government agency in charge of standards.
2.Where the products meet national standards after inspection and testing.

  • 編修日期:2019/05/07
  • 上稿單位:標準檢驗局
更新日期: 2021年1月15日