In accordance of Mandatory National Standard Administration Measures, Article 51, "Where a mandatory national standard is formulated with reference to relevant international standards, the copyright policy of the relevant international standardization organization shall be observed." Therefore, all mandatory National Standards formulated with reference to relevant international standards have their copyrights implemented in accordance with the copyright policies of the corresponding standardization organizations.
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تتألَّف هذه الصورة من أشكالٍ هندسيَّة بسيطةٍ لا غير وقد تحتوي على نصٍّ بسيط، وهذه العناصر لا تتجاوز عتبة الأصالة، ولذلك فإِنَّ هذا العمل يقع في النِّطاق العامّ.