Breaking down the signs
It's a Chinese idiom, CH à IP á ID à oz ì, which is the same as "removing Bai Dao Zi". It comes from the ninth chapter of journey to the West.
The source of the idiom is Dai Shanfu's "the first fold of the river Pavilion": "playing chess, breaking down the cards, continuing the hemp, all-round, all-round.". "Journey to the West. Chapter 10:" the order guessing is handed down frequently, and the words are broken down. 」
Chinese PinYin : chāi pái dào zì
Breaking down the signs