This project is located in Guangdong, and it is a water supply and drainage project of No. 1 Middle School; It mainly includes gymnasium, canteen, comprehensive building, science building, teaching buildings from Grade 1 to Grade 3, etc. The drawings include : General description of building water supply and drainage design, unified design description of building water supply and drainage, list of main equipment and materials Roof water supply and drainage plan, domestic cold water system expansion, domestic hot water system expansion, domestic sewage and wastewater system expansion, gravity flow rainwater system expansion, siphon rainwater system expansion, toilet water supply and drainage detail Axonometric drawing of fire water tank piping, expansion drawing of fire hydrant water supply system, expansion drawing of automatic sprinkler water supply system, expansion drawing of automatic fire monitor fire extinguishing system, enlarged plan of pump room pool, detailed drawing of pump room pool, etc. are available for reference.