Combined with practical experiences according to the issues existed in indoor water-supply setting for fire-fighting, outside rain-water pipe design, feed-water tank design and water system design of hosp ital architecture analysis is carried out and corresponding resolving measures a re proposed.

we could remake skill of afterheat boiler and supply water tank,to solve factor of insecurity in afterheat boiler movement,meanwhile,it is a good effect to save energy and reduce consumption in boiler movement.