Diderot was a famous French encyclopedia editor. He edited the Encyclopedia Grandes from 1755 to 1763. The process of compiling an encyclopedia could be divided into the following steps: 1. Decide on the subject and scope of the encyclopedia. Before Diderot began to compile the encyclopedia, he first conducted extensive research and thought to determine the theme and scope of the encyclopedia. He believed that an encyclopedia should cover a wide range of knowledge, including natural sciences, social sciences, and humanities. 2. Recruit editors. Diderot invited some knowledgeable and experienced experts to participate in the compilation of the encyclopedia. These experts included mathematicians, physicists, philosophers, poets, and so on. They were responsible for writing the chapters and entries of the encyclopedia and participated in editing and proofreading. 3. Make a compilation plan. Diderot formulated a detailed compilation plan that stipulated the structure and content of the encyclopedia. He proposed that the encyclopedia should be a systematic, comprehensive, and organized document to ensure that the encyclopedia was systematic and standardized. 4. To compile. The editors began a large-scale compilation work according to the compilation plan. They gradually completed the compilation of the encyclopedia by interviewing experts, collecting literature, writing chapters and entries, etc. 5. Revise and edit. Diderot made many changes to the Encyclopedia. He reviewed and revised every chapter and entry to ensure that the content of the encyclopedia was accurate, comprehensive, and standardized. He also invited more experts to participate in editing and proofreading to ensure the quality of the encyclopedia. 6. publication and promotion. Diderot published the Encyclopedia in 1763 and promoted it in France and other countries. Encyclopedias became an important document in the intellectual world at that time, playing an important role in promoting the spread of knowledge and research.