This document is the CAD construction drawing for the air conditioning design of a hotel guest room building, with a building area of 9900 square meters, a cooling load of 1860 kw, and 7 floors above the ground. It includes design and construction instructions, main equipment list, air conditioning duct drawing, air conditioning water pipe drawing, water system flow diagram, machine room silencing detail drawing, etc. The design is accurate and detailed, which can be downloaded by designers for reference.