A graphic identification code generation method, comprising: receiving, from a terminal, target information and personalized effect information for a graphic identification code, wherein the target information and the personalized effect information are obtained by the terminal, the target information represents information displayed after the graphic identification code is scanned, and the personalized effect information represents a display effect of the graphic identification code; generating lattice data of the graphic identification code according to the target information; characterized by: generating a first data lattice according to the lattice data, the first data lattice comprising a plurality of data points, each data point having a value that corresponds to a value in the lattice data; determining a drawing algorithm matched with first-type effect information included in the personalized effect information; invoking the drawing algorithm for each data point in the first data lattice, and performing color filling on the data point according to the value of the data point, to obtain a second data lattice; and processing the second data lattice according to second-type effect information included in the personalized effect information, to obtain the graphic identification code. receiving, from a terminal, target information and personalized effect information for a graphic identification code, wherein the target information and the personalized effect information are obtained by the terminal, the target information represents information displayed after the graphic identification code is scanned, and the personalized effect information represents a display effect of the graphic identification code; generating lattice data of the graphic identification code according to the target information; characterized by: generating a first data lattice according to the lattice data, the first data lattice comprising a plurality of data points, each data point having a value that corresponds to a value in the lattice data; determining a drawing algorithm matched with first-type effect information included in the personalized effect information; invoking the drawing algorithm for each data point in the first data lattice, and performing color filling on the data point according to the value of the data point, to obtain a second data lattice; and processing the second data lattice according to second-type effect information included in the personalized effect information, to obtain the graphic identification code. generating a first data lattice according to the lattice data, the first data lattice comprising a plurality of data points, each data point having a value that corresponds to a value in the lattice data; determining a drawing algorithm matched with first-type effect information included in the personalized effect information; invoking the drawing algorithm for each data point in the first data lattice, and performing color filling on the data point according to the value of the data point, to obtain a second data lattice; and processing the second data lattice according to second-type effect information included in the personalized effect information, to obtain the graphic identification code.