The CMG Media Center, converted from a hotel, integrates "art, technology, and ecology" to create an ultra-low energy consumption demonstration project in cold regions. Its facade renovation uses multi-objective optimization technology focusing on comfort and O&M energy consumption. Breaking traditional interior design limits, the original spiral staircase is reshaped via computational design into a lilac "ecological intelligent core", integrating traffic, decoration, and environmental monitoring. Demolished floor slabs are recycled to form image walls, logos, sculptures and other artworks.