"Did you know?" " is a summer science popularization program created by CCTV-7 "Science and Technology Garden". First broadcast: Monday to Friday 18:30; replay: Monday to Saturday 14:13. This column is the number one brand of agricultural science and education programs in China and has won 118 international and domestic awards in the past 18 years. The production team is strong, and two episodes of "A Bite of China" were edited by this team. This program is my country's first fashionable and entertaining agricultural science program. It will lead the audience to discover the beauty of agriculture in a humorous, fashionable and interesting style. Many people in the industry are extremely optimistic about the program, believing that it is an innovation in Chinese TV popular science programs and may trigger a great revolution in popular science programs. At present, the official website of the column has been opened on CCTV.com.