 The most significant two digits of a code matches the page number, the next digit matches the row number, and the least significant digit matches the column number, with 1 being the column on the far right.For example, the code codice_3 for the character (zhōng), meaning “center,” is given in page 00, row 2, column 2 of the codebook, and the code codice_4 for the character (wén), meaning “script,” is given in page 24, row 2, column 9.The PRC’s "Standard Telegraph Codebook" (Ministry of Post and Telecommunications 2002) provides codes for approximately 7,000 Chinese characters.