○ We provide 4,069 “Chinese characters” from level 8 to level 1 and 600 “character idioms” from level 6 to 1.
- For each Chinese character, the “word” containing the Chinese character, Chinese characters with “similar meaning”, and Chinese characters with “similar appearance” are displayed together.
- Chinese characters provide a “follow-through” function.
○ We provide “problem solving” to make studying Chinese characters and Chinese idioms more fun.
- Find Chinese characters that match the sound or sound
- Look at Chinese characters and write sounds
- Find Chinese characters that fit in the blank space of four-character idioms
- Find the corresponding four-letter idiom by looking at its meaning
○ We provide a “widget” with 1 Chinese character per day and 1 Chinese character idiom per day.
- You can select Chinese characters or Chinese idioms to display on the widget by level.
○ Find Chinese characters by pronunciation, find Chinese characters with similar shapes by handwriting
○ The Chinese character level was created by referring to the level of the Chinese character certification test implementing agencies. In cases where the pronunciation of Chinese characters differs depending on the implementing agency, the Korean Literature Association was used as the standard.
○ The series of four-character idioms is organized according to the series of Chinese characters used in four-character idioms.

○ Copyright information display (music)
- Ding (failed), Yongbae Kim, Gong Yoo Madang (https://gongu.copyright.or.kr)
- K-drama sound effects (1252), Kim Yong-bae, Korea Copyright Commission, Gongju Madang (https://gongu.copyright.or.kr)
- "LSMSE0705_UI-Button_5", Korea Copyright Commission, Gongju Madang (https://gongu.copyright.or.kr)