The textbook of Beida Jade Bird was developed and compiled by Beida Jade Bird Vocational Education Research Institute and published by Electronic Industry Press. Textbooks are distributed uniformly within Beida Jade Bird System, but not externally. In other words, only Jade Bird students are eligible to receive the textbooks of Beida Jade Bird. Each textbook has a unique textbook code, which corresponds to each Jade Bird student and cannot be purchased separately in the market.