According to official website of China Hard Pen Calligraphy Association, China Hard Pen Calligraphy Association is the authoritative organization in the field of hard pen calligraphy in China, which is responsible for identifying and evaluating the qualifications of calligraphers. As one of the largest short video platforms in China, Tik Tok also provides calligraphy creation and display functions. Therefore, the Chinese Calligraphy Association can certify Tik Tok calligraphers to ensure that they have a certain level of calligraphy and professionalism.