3D Architectural projection technology is an innovative and cutting-edge form of new media technology, widely acknowledged as the most advanced projection technology globally. By utilizing architectural structures as a canvas and seamlessly integrating real and virtual elements, it delivers a stunning audio-visual experience to audiences, particularly in nocturnal settings, surpassing their wildest imaginations. This versatile 3D Architectural projection technology can be implemented across various mediums, transcending physical limitations and converting object surfaces into mesmerizing animations, achieving seamless integration between the object and animation, and creating a powerful visual impact. Customized animations can be projected onto different surfaces through 3D technology, including ground projections, water curtain displays, streamlined body projections, landscape projections, graffiti projections, dome projections, and more, resulting in extraordinary audio-visual effects.