In 2004, the cartoons produced by Shanghai Animation Film Studio, including China's version of Crayon Shinchan and Tu Tu with Big Ears, were broadcast on CCTV Children's Channel, which won favorable comments from many kindergarten teachers and parents, and the ratings reached a new high for domestic cartoons. Tu Tu with big ears is very suitable for parents and children to watch together. Whether it is character modeling or dialogue design, it is a big step beyond the previous domestic cartoons, and it is a rare animation product that is educational and entertaining. In 2004, the golden pen was animated.