With the full implementation of the'Hong Kong National Security Law' (Hong Kong Security Law), the library's books have disappeared from the democratization of Hong Kong, and voices of criticism have been raised as to whether it is a modern version of'Session of Minority'.

The Chinese central government is expected to continue to strengthen control over Hong Kong by enacting laws and regulations related to the revision of the Hong Kong Security Law.

According to the South China Morning Post in Hong Kong, after the Hong Kong Security Act came into effect, all the books of Hong Kong's leading democrats, including Joshua Wong, disappeared from the public library in Hong Kong, making it impossible to borrow.

The Hong Kong Leisure Culture Office, which oversees the public library, said, "In accordance with the enforcement of the Hong Kong Security Act, some books are being examined for violations of the law."

Joshua Cheng was a protagonist of the'Umbrella Revolution', a democratization protest held by large-scale protesters in downtown Hong Kong over the past 79 days in 2014 and actively engaged in protests against the'criminal extradition bill' (return law) last year.

“I am not a hero” and two books have disappeared from the library. “My book, published a few years ago, disappeared from the library due to the Hong Kong Security Law,” said Cheng. The same."

In addition to 웡, books from Hong Kong's opposition Democratic Party, Tanya Chan, and Hong Kong's scholar, Chin Wan, who have claimed the'Hong Kong Autonomy', have disappeared from the Hong Kong library.

"The government said the Hong Kong Security Act would not apply retrospectively, but the'My Journey for Food and Justice' published in 2014 disappeared from the library." "It's against the road," he criticized.

After the Hong Kong Security Act came into effect, controversy over freedom of expression continues.