国庆海报，画面是蔚蓝的天空下飘扬的红旗，壮观的长城

National Day poster, the picture shows the red flag flying under the blue sky, the spectacular Great Wall, the red maple forest, the flying dove of peace, cartoon characters with red scarves, traditional Chinese style, romantic illustrations, advertising posters, multi-dimensional sardines, silver and orange, sunshine, positive energy, full of details, illusory engine, light and shadow, depth of field, best picture quality 8K, super details.