The five-star red flag represents the motherland and is sacred and inviolable. In order to safeguard the dignity of the national flag, standardize the use of the national flag, enhance citizens' national concept, carry forward the spirit of patriotism, and cultivate and practice socialist core values, China has formulated the People's Republic of China (PRC) * * * and the National Flag Law according to the Constitution, which was promulgated on June 28th, 1990, 1990+ 10. Article 18 stipulates that the national flag and its design shall not be used as trademarks and advertisements, and shall not be used for private funeral activities.