How long does it usually take to decorate a breakfast shop?

Between a month and three months. It takes 1-2 weeks in the preparation stage, 1-2 weeks in the construction stage, 2-8 weeks in the construction stage, including demolition, plasterboard, water and electricity, painting, floor, ceiling and installation, and 1-2 weeks in the final stage, including cleaning, acceptance and recycling of decoration materials.